Questions Asked on
March 5, 2013

Soc. Studies  Help please
2nd time asking this question  need further clarification  please What was the outcome of the Alliance for Progress? A.Americans opposed Kennedy’s policies. B.Relations between the United States and Latin America improved. C.Relations between the
asked by cassie 
Spanish help please
Can someone help me I really don't understand this and this is how far I got. 1. ¿ De dónde es la paella? Paella es más popular en el sur de España. 2. ¿Con qué se hace el flan? El flan se hace al horno 3. ¿Cuál (which) tipo de
asked by Alexus 
Math
What is the principle and the interest? A=$2719.50 P= ? r=6.1% t=20 years What is the interest rate? Balance= $3742.50 p=$3000 interest rate= ? t=45 months
asked by Betsy 
physical
Hey everyone... hoping I can get an answer soon... I have a PD/H/PE homework assignment on which we have to create an collage on Physical, Spiritual, Emotional, Social and Mental health. I am stuck on a definition for spiritual health, me not being a very
asked by Lauren 
logic
Out on my street, there are a certain number of pigeons sitting on telephone poles. If there were exactly 2 pigeons sitting on each telephone pole, then 1 pigeon would have no space to sit on. If there were exactly 3 pigeons sitting on each telephone pole,
asked by Anonymous 
Math
A = P(1 + r)10 Hence = 500(1+0.05)10 = 814.45 Math?
asked by Debra 
math
You deposit $24000 in an account that pays 2.4% annual interest compounded continuously. What is the balance after 5 years?
asked by austin 
math
a professional gambler loaded
asked by Anonymous 
Algebra II
Determine if the following equation is linear. 7^2+y^2y^2=3x+7 Linear and Standard Form ______________ or Non Linear
asked by Shelvia 
College Mathematics
Construct a truth table for the statement (pq)>p
asked by Lisa 
math
r=20kilometers t=4hours
asked by Anonymous 
Math
From the part of vessel travels 100NM due easy and changes its course 45degrees N of E and the travels on a distance of 50 NM.what is the distance of a vessel from port
asked by Erl floyld 
Spanish
Hi! I did the work but I'd like to know if my answers are right; we were supposed to answer these questions with complete sentences: 1. ¿Alguna vez has comido insectos? Answer: Afortunadamente, no he comido insectos. 2.¿Cuánto tiempo has estudiado
asked by Vicky 
Maths
The width of a rectangle is 12 units less than its length. If you add 30 units to both length and width, you double the perimeter. Find the length and with of the original rectangle.
asked by Nkuna sizwe 
Maths
The width of a rectangle is 12 units less than its length. If you add 30 units to both length and width, you double the perimeter. Find the length and with of the original rectangle.
asked by Nkuna sizwe 
Physics
A 0.500 kg particle moves in a circle of R=0.0150 m at constant speed. The time for 20 complete revolutions is 31.7 s. What is the period T of the motion? What is the speed of the particle? What is the centripetal acceleration of the particle? What is the
asked by Nancy 
algebra
the two outer terms of a proportion
asked by teressa 
marketing
How to make segmentation for a healthy food restaurant ?
asked by hana 
Algebra
The number of state and federal inmates in millions during year x was x=2002 X CAN BE APPROXIMATED BY THE FOLLOWING n=0.03X59.02 dETERMINE THE YEAR THERE WERE 101 MILLION INMATES
asked by Ruth 
Us history help please
Can someone check my work please? 1. In general, what happened to the price of sugar and rum between April and September 1777? The prices went up extremely high and that's what begin of the Boston tea party incident. 2.Why was this happening? Because they
asked by Alexus 
biology
I nead a list of diseases that's a failure to homeostasis.
asked by chy 
Science
Does all the water which rises up a plant escape through the leaves?
asked by Shane 
science
What happens if water is lost from the leaves faster that it is taken up the roots?
asked by Shane 
PREPARING FOR BUSINESS SUCCESS
One of the unexpected drawbacks of starting your own business is
asked by Anonymous 
PreAlgebra
Grade 7 students were surveyed to determine how many hours per day they spent on various activities. Eating is 8%, homework is 8%, sleeping is 33%, TV is 13%, socializing 13%, and school is 25%. About how many hours per day altogether were spent on
asked by OMGSPOOKYANONYMOUS 
math
Out on my street, there are a certain number of pigeons sitting on telephone poles. If there were exactly 2 pigeons sitting on each telephone pole, then 1 pigeon would have no space to sit on. If there were exactly 3 pigeons sitting on each telephone pole,
asked by nice 
Physics
An electron of mass me and charge q=e is injected horizontally midway between two very large oppositely charged plates. The upper plate has a uniform positive charge per unit area +σ and the lower plate has a uniform negative charge per unit area σ .
asked by P 
physics
A mouse runs 3 m east and 4 m north in 5 seconds. What is the magnitude of the mouse's average velocity during its run in m/s?
asked by nice 
physics
Tiger Woods can hit a golf ball quite hard. A golf ball just after being hit by Mr. Woods has a kinetic energy of 100 J and a momentum of 3 kg m/s. What is the mass of the golf ball in grams?
asked by nice 
physics
Gymnasts can do all sorts of ridiculous tricks on various equipment. In the rings event, the gymnast is supported by two rings attached by cords to the ceiling (see a picture here). If a gymnast weighs 75 kg and is motionless on the rings, what is the
asked by nice 
Physics
Three infinite uniformly charged thin sheets are shown in the figure below. The sheet on the left at x=d is charged with charge per unit area of 3σ , The sheet in the middle at x=0 is charged with charge per unit area of +σ , and the sheet on the right
asked by P 
Physics
Point charges Q1 ,Q2 , and Q3 reside on three corners of a square with sides of 1m ; the distance from Q2 to P3 is 2m (see diagram). (a) What is the electric potential,V , at P1 ? (Normalize the potential to be zero at infinity and give your answers in
asked by P 
Physics
A pointlike negatively charged particle of mass m and charge q is initially released from rest from the point P along the positive zaxis where the magnitude of the electric field is largest. (a) What is the distance from the point P to the origin?
asked by P 
Physics
Two spherical conductors, A and B , are placed in vacuum. A has a radius rA=25cm and B of rB=35cm. The distance between the centers of the two spheres is d=225 cm. A has a potential of VA =120 Volt and B has a potential of VB = 40 Volt. a. An electron is
asked by P 
Physics
Two conducting thin hollow cylinders are coaligned. The inner cylinder has a radius R1 , the outer has a radius R2 . Calculate the electric potential difference V(R2)V(R1) between the two cylinders. The inner cylinder has a surface charge density of
asked by P 
PHYSICS
explorers in the jungle find an ancient monument in the shape of a large isosceles triangle. the monument is made from tens of thousands of small stone blocks of density 3 800 kg/m^3. the monument is 15.7 m high and 64.8 m wide as its base and is
asked by helpppp meeeeeeee PHYSICS......................... 
physics
The drawing shows a ray of light traveling through three materials whose surfaces are parallel to each other. The refracted rays (but not the reflected rays) are shown as the light passes through each material. A ray of light strikes the a–b interface at
asked by Anonymous 
Physics
An electron is projected, with an initial speed of vi=2.06e+05 m/sec, directly towards a proton that is essentially at rest. If the electron is initially a great distance from the proton, at what distance from the proton is its speed instantaneously equal
asked by P 
computer
the cost of 12 pencils is rs20.25 . dead a flowchart to calculate the cost of 1 pencil. tell the flowchart of this
asked by ridham 
Accounts
You notice that your accounts receivable days outstanding has doubled in the first 6 months. Do you give someone a bonus or put him or her on probation? Why?
asked by Kelly 
statistics
An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 25.1 years of age. If the standard deviation is assumed to be 4.6 years, find the probability that a random sample of 34 U.S. women would
asked by Kay 
Analytic geometry  finding point by intersect lin
I have a triangle ABC. The slope of AB is 1/ab, the slope of AC is 1/ac, and the slope of BC is 1/ac. My question is, I have 3 lines: Altitude from A to BC, altitude from B to AC, and altitude from C to AB. I know their slope because it is just
asked by Knights 
physics
A fisherman’s scale stretches 3.05 cm when a 2.5kg fish hangs from it. What will be the frequency of vibration if the fish is pulled down 13.60 cm more and released so that it vibrates up and down?
asked by Anonymous 
Physics
An object with mass 5.0 kg is attached to a spring with spring stiffness constant 192 N/m and is executing simple harmonic motion. When the object is 0.35 m from its equilibrium position, it is moving with a speed of 0.02 m/s. Calculate the amplitude of
asked by Anonymous 
Physics
An object with mass 8.2 kg is attached to a spring with spring stiffness constant 370 N/m and is executing simple harmonic motion. When the object is 0.16 m from its equilibrium position, it is moving with a speed of 0.31 m/s. Calculate the maximum
asked by Anonymous 
life orientation
Identify and describe 3 environmental health hazards that cause ill health,crises,and or disasters within my community or any other community within south africa and globally
asked by mbali 
Math
Comparing Fractions Writing to explain James says that 5/5 is greater than 99/100. Is he correct? Explain.
asked by April 
Math
Comparing Fractions Writing to explain James says that 5/5 is greater than 99/100. Is he correct? Explain.
asked by April 
Algebra 1,Part 2
As cars passed a checkpoint ,the following speeds were clocked and recorded. Speed (mph):55,62,61,54,68,72,59,61,70) Find the mean and the range of the data set .
asked by Karen 
Physics
I came here earlier with this question: "A force of 20 N acts toward the west. Another force acts at the same point so that the resultant of the two forces is zero. What is the magnitude and direction of the second force?" I was wondering if someone could
asked by Shelby 
Algebra 1 Part 2
What are the minimum,first quartile,median,third Quartile,and maximum of the data set?5 55,62,61,54,68,72,59,61,70.
asked by Karen 
english
Do you think that certain literature should be taught and/or anthologized because it is written by a woman or underrepresented ethnic group, even if it is at the expense of a "more inspiring" author? Do you think you would feel the same way if you were a
asked by Anonymous 
math
solve the compound inequalities as demostrated being careful of how a negative x term is handled in the solving process show all math work arriving at the solutions display a simple line qraph for each solution set as demostrated. 119 (your or Copmound
asked by mace 
probability
six out of every 400 cans of paint are found to be defective. If you buy four cans of paint,what is the probability that one can will be defective.
asked by sarah 
algebra
The cost of a car is multiplied by 0.02 the result is 175.. find the cost of the car.
asked by Ruth 
Financial Mgmt.
Nachman Industries just paid a dividend of D0 = $1.75. Analysts expect the company's dividend to grow by 30% this year, by 10% in Year 2, and at a constant rate of 5% in Year 3 and thereafter. The required return on this lowrisk stock is 9.00%. What is
asked by Lala 
Life orientation
In line 1015 discuss 5 ways in which the human or environmental problem impacts on the community.
asked by Mahlako 
physics
the resistance of copper wire of length 1m is 0.1 ohm the diameter of the wire is 0.045cm find its specific resistance
asked by amit kumar 
Calc
Let f(x) = (2/3)x^3  2x + 1 with a restricted domain of [1,infinity]. What is the value of (f1)'(x) when x = 13?
asked by Lost One 
Reading
Not sure which answers to use.. please help: choose from these words: deficit, dissent,lucrative and agnostic.. 1& 2: My uncle decided to splurge and _____ with a country club because golf is his favorite_________.(Dissent & lucrative) 3 & 4 : Because my
asked by sam 
stats
Which test do you use to solve this problem Onesample or independent samples ttest? Over the summer I asked my statistics students to report their gender and their level of statistics anxiety. Using a onetailed test, determine whether females have more
asked by Anonymous 
stats
Which test do you use to solve this problem Onesample or independent samples ttest? Over the summer I asked my statistics students to report their gender and their level of statistics anxiety. Using a onetailed test, determine whether females have more
asked by Anonymous 
algebra
Regrind, Inc. regrinds used typewriter platens. The cost per platen is $1.70. The fixed cost to run the grinding machine is $267 per day. If the company sells the reground platens for $4.70, how many must be reground daily to break even?
asked by jon 
Algebra
SOlve you have 78 feet of fencing to enclose a rectangular pasture by a barn. If you do not fence the side along the barn, find the length and width of the lot that will maximize the area
asked by Anonymous 
College Mathematics
write the statement in symbolic form. Let p: The Temperatue is 90 degrees Let q: The air conditioner is working Let r: If the apartment is hot and the air conditioner is working, then the temperature is 90 degrees.
asked by Lisa 
College Mathematics
write the statement in symbolic form. Let p: The Temperatue is 90 degrees Let q: The air conditioner is working Let r: If the apartment is hot and the air conditioner is working, then the temperature is 90 degrees.
asked by Lisa 
Algebra
Mrs. Boyd has a desk full of quarters and nickels. If she has a total of 31 coins with a total face value of $4.55, how many of the coins are nickels?
asked by Jon 
Algebra
In a recent school board election, the two candidates for president received 2590 votes. The loser received 1302 fewer votes than the winner. How many votes did the winner receive?
asked by Jon 
stats
which test to use Onesample or independent samples ttest? A researcher tests five individuals who have seen paid political ads about a particular issue. These individuals take a multiplechoice test about the issue in which people in general (who know
asked by kelly 
Algebra
The two largest oil spills together released 286 million gallons of oil into the oceans. The smaller of the two released 58 million gallons less than the larger of the two. How many million gallons did the larger one release?
asked by Jon 
college math
ticket for a concert cost $5.00 for adults, $3.00 for children and $2.00 for senior citizens. Revenue was $500.00 for 180 tickets. 10 times more adults than children attended. How many senior tickets were sold?
asked by Anonymous 
chemistry
if [NO]=2M , [N2] = 1M, and [O2]= 1M, is the reaction at equilibrium?
asked by Anonymous 
math
Maria used 2 boxes of sugar cubes to make a building. it was too small so she wanted to increase the size 3 times. how many boxes of sugar cubes will she need?
asked by Kory 
Life orientation
What according to the Basic conditions of employment Act applies with regard to the contraventions identified?
asked by Nkooe Junior 
Physics
A dart gun is located 1 meter above the floor and is fired horizontally. the dart travels a horizontal distance of 4 meters when it hits the floor. what is the initial velocity if the dart when fired?
asked by ryan 
Chemistry
Estimate the radius of the cesium ion, Cs+. The lattice energy of cesium chloride, CsCl, is 633 kJ/mol. For CsCl, the Madelung constant M is 1.763, and the Born exponent n is 10.7. The radius of Cl− is known to be 1.81 A˚. Express your answer in
asked by Anonymous 
Chemistry
Chlorofluorocarbons (CFC's) are organic compounds that have been implicated in ozone depletion. When the CFC known as Freon 12 (CCl2F2) is exposed to UV radiation (wavelength in the range of 10 nm to 400 nm, a bit shorter than visible light), a chlorine
asked by Anonymous 
Chemistry
Which compound would you expect to have the highest melting point? Base your answer off of the bonding theory presented in this course.
asked by Anonymous 
Chemistry
Which compound would you expect to have the lowest melting point? Base your answer off of the bonding theory presented in this course. MgO BeS NaCl KCl
asked by Anonymous 
Algebra
Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 236 miles in the same time that Dana travels 224 miles. If Chuck’s rate of travel is 3 mph more than Dana’s, and they travel the same length of time, at what speed does Chuck
asked by Jon 
Chemistry
dentify which bond you would expect to be the most polar. HC HF HCl HS
asked by Anonymous 
Chemistry
II:150 FF:160 CC:350 HH:435 (a) Calculate the energy of the IF bond. Express your answer in units of kJ/mol. unanswered (b) Calculate the % ionic character of the IF bond.
asked by Anonymous 
College math
10+ 10 + s = 180 5a + 3c + 2s = 500 a = 10c
asked by Anonymous 
College math
10+ 10 + s = 180 5a + 3c + 2s = 500 a = 10c
asked by Anonymous 
College math
10+ 10 + s = 180 5a + 3c + 2s = 500 a = 10c
asked by Anonymous 
College math
10+ 10 + s = 180 5a + 3c + 2s = 500 a = 10c
asked by Anonymous 
tempe
An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.5 years of age. If the standard deviation is assumed to be 4.1 years, find the probability that a random sample of 32 U.S. women would
asked by Paul 
College Math
10a+ 10c + s = 180 5a + 3c + 2s = 500 a = 10c
asked by Anonymous 
Algebra 1Part 2
Divide 3n^2n/n^21/n^2/n+1
asked by Karen 
Algebra 1Part 2
Divide 3n^2n/n^21/n^2/n+1
asked by Karen 
mathsperimter
The hypotenuse of a right angled triangle is 20 m. If the difference between the length of the other sides be 4m. find the other sides?
asked by anchal 
Algebra 1 Part 2
Simplify the rational expressions.State any excluded values:(1).3x6/x2 (2).x2/x^2+3x10
asked by Karen 
College math
if f(x) =x+3/7 and g(x) =4+5x find (gof) (x)
asked by Anonymous 
Algebra 1 Part 2
Simplify the radical expressions: (1).sqrt75+sqrt3. (2).sqrt7(sqrt14+sqrt3
asked by Karen 
Sentence Question?? LANG ARTS
Choose the option that corrects the sentence below. "CommanderinChief Sam Houston defeated the Mexican army and captured Santa Anna in 1836." A. CommanderinChief, Sam Houston, defeated the Mexican army and captured Santa Anna in 1836. B.
asked by BoopityPoo 
math, calculus
A 3dimensional structure is obtained from rotating the parabola y=x^2 about the yaxis. Each second, 2π units^3 of water is being poured into the structure from the top. When 8π units^3 of water has been poured in the structure, the instantaneous change
asked by Anonymous 
Statistics
An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.5 years of age. If the standard deviation is assumed to be 4.1 years, find the probability that a random sample of 32 U.S. women would
asked by Paul 
Math
You roll a blue number cube and a green number cube. Find P a number greater than 2 on the blue cube and an odd number on the green cube.
asked by Drea 
Algebra 2
Objective Function: C = 6x – 4y
asked by Josh 
English
3. “Aunt Dessie unfolded out of the car like a carpenter’s ruler” is an example of personification. symbol. simile. metaphor. I think its C.
asked by Jman 
Poetry??
Read the following excerpt from “and sometimes i hear this song in my head.” "and our tongues keep remembering the rhythm of the words we forgot swaying on the backs of buses and in hot kitchens crooning in pool halls and shared bathrooms yeah/we
asked by Ella 
Physics
Highspeed stroboscopic photographs show that the head of a 197 g golf club is traveling at 36.8 m/s just before it strikes a 45.9 g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 25.9 m/s. Find the speed
asked by colby 
General Biology
Darwin used which of the following terms to describe the process by which those individuals that possess superior physical, behavioral, or other attributes are more likely to pass their traits to the next generation?
asked by Rena 
algebra
Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 236 miles in the same time that Dana travels 224 miles. If Chucks rate of travel is 3 mph more than Danas, and they travel the same length of time, at what speed does Chuck travel?
asked by Chuck 
mathsecllipse
Derive the equation of the ecllipse with center (h,k)
asked by anoynomous 
Algebra
Suppose that x liters of 40% acid solution are mixed with y liters of a 43% solution to obtain 100 L of a 41% solution. One equation in a system for solving this problem is x + y = 100. What is the other equation?
asked by Jon 
science
For each of the following, choose the option that applies to casecontrol studies: a. The investigator's role regarding exposure: A assign B observe b. Subject selection into groups: A selfselection B randomization d. Directionality: A backwards B
asked by suhad 
Analytical Chemistry
Serum taken from a patient being treated with lithium for manicdepressive illness was analyzed for lithium concentration. A reading of 291 units was obtained for the intensity of the 671 nm red emission line. Then 1.00 mL of a 11.7 mM Lithium standard was
asked by Brian 
math
A motorcycle leaves colorado springs, colorado, traveling north on I25 at an average speed of 47 mph. one hour later, a car leaves colorado springs, traveling south on I25 at an average speed of 54 mph. How long after the motorcycle leaves will it take
asked by kelly 
Calc pt2
Original question: Posted by Lost One on Tuesday, March 5, 2013 at 12:04pm. Let f(x) = (2/3)x^3  2x + 1 with a restricted domain of [1,infinity]. What is the value of (f1)'(x) when x = 13? •Calc  Steve, Tuesday, March 5, 2013 at 12:58pm since x =
asked by Lost One 
math
two mechanics worked on a car the first mechanic worked for 5 hours and the second mechanic worked for 15 hours together they charged a total of 1750 what was the rate charged per hour by each mechanic if the sum of the two rates was 160 per hour
asked by mace 
Algebra
Two of the topgrossing concert tours were by a jazz band and a rock band. Together the two tours visited 178 cities. The jazz band visited 92 cities more than the rock band. How many cities did each group visit?
asked by Jon 
Life orientation
3.2.1 what unethical behaviour is taking place on the case study?name two
asked by Ramokone 
mathstriangles
how can we obtain the areas of the irregular polygans or irregular shapes or just any closed curve...?? if we know the perimeter of that shape than do v need to divide it into any kind of simpler shape like triangle
asked by anoynomous 
algebra
I need to find the solution or no solution or infinite solutions to these two equations. x + 2y =4 9x  4y = 3
asked by DJDiamond 
Science
According to Newton's second law of motion____. F = mv F = m/a a = Fnet /m F = ma
asked by TheFriendlyUnicorn 
science physice
ascending with acceleration of 0.2m/s
asked by Anonymous 
Physics
An 67.6 kg object moving to the right at 38.7 cm/s overtakes and collides elastically with a second 48.9 kg object moving in the same direction at 19.2 cm/s. Find the velocity of the second object after the collision. Answer in units of cm/s
asked by help 
algebra
the sets D and E are defined as follow D={v/v>1} and E={v/v>5} write DUE and DNE using interval notations if set is empty write 0
asked by Anonymous 
math
If AB=BC=CD and A=3 and D=14, what is B?
asked by Denise 
cultural diversity
Linda Arriaga teaches at The Young Wonders Preschool. Which one of the following elements is likely to play the most prominent role in the school's childcentered philosophy and mission statement? A. Collaboration between teachers/staff and families B.
asked by ray 
Algebra
The volume of it is 1125 cubic inches, the length is 18 inches, and the width is 15 inches. Can you also show me how to do because I have a test on Friday! Thanks!!! :)
asked by Dean 
Math
The volume of it is 1125 cubic inches, the length is 18 inches, and the width is 15 inches. Can you also show me how to do because I have a test on it Monday. Thanks!
asked by Jessica 
Physics
A boat is pulled through a canal by horses walking parallel to the canal and exerting a force of 1000 N on a tow rope 40 meters long. If the distance from the boat to the horse track is 15 meters, what is the magnitude of the effective component pulling
asked by Dylan 
Physics
A sled rope is held at an angle of 45 degrees with the horizontal ground. A force of 60 N acting parallel to the ground is required to keep the sled in motion. How much force must be exerted on the rope?
asked by Adam 
Algebra
Joan Arlington has twice as much money invested at 5% simple annual interest as she does at 4%. If her yearly income from the two investments is $378, how much does she have at each rate?
asked by Jon 
Algebra
Soybean meal is 16% protein; cornmeal is 8% protein. How many pounds of each should be mixed together in order to get 320lb mixture that is 10% protein?
asked by Jon 
Algebra
A store mixes Kenyan coffee worth $11 per kilogram and Turkish coffee worth $13 per kilogram. The mixture is to sell for $12 per kilogram. Find how much of each should be used to make a 348kilogram mixture. How many kilograms of the Kenyan coffee should
asked by Chuck 
Algebra
Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 236 miles in the same time that Dana travels 224 miles. If Chuck’s rate of travel is 3 mph more than Dana’s, and they travel the same length of time, at what speed does Chuck
asked by Chuck 
Life orientation
What are basic condition of employment act?
asked by Amogelang 
Math
The base of the skateboard ramp has an area of 2.3 m square meters the height of the ramp is 1.2 m find the volume of the rectangular prism
asked by Juan 
Finance
AQ&Q has EBIT of $2 million, total assets of $10 million, stockholders' equity of $4 million, and pretax interest expense of 10 percent. A. What is AQ&Q's indifference level of EBIT? B. Given its current situation, might it benefit from increasing or
asked by Anonymous 
pre alger
Suppose that a car normally sells for $16,500 and is now on sale for $14,000. What is the percent of discount? If necessary, round your answer to the nearest tenth.
asked by roger 
Math 6th grade
The base of the skateboard ramp has an area of 2.3 m square meters the height of the ramp is 1.2 m find the volume of the rectangular prism?Please help!
asked by Carolyn 
math
pete and sean decide to raise money for a charity by having a carnival in their backyard. in one of the games that they set up, the probability that a person will win is.4. if robyn plays that game nine times, what is the probability that she wins exactly
asked by zarina 
math
Trish wants to rent a camera for the weekend. One company charges flat rate of $75/day. The other one charges $35/day plus $5/hour. Write two equations to represent this information.
asked by Anonymous 
Life orientation
Identify the form of discrimination in the case study.how should discrimination in the work place be dealt with?
asked by Tiyani 
math
solve the compound inequality write the solution in interval notation 2u+4>6 and 3u6> 3
asked by Anonymous 
nursing
A physician orders dolasetron (Anzemet) 1.8 mg/kg IV for prevention of chemotherapyinduced nausea and vomiting. Dolasetron (Anzemet) is available in a 20 mg/mL vial. How many milliliters will be prepared and administered per dose to a 134lb client? not
asked by linda 
cultural diversity
Childrearing practices in which children are expected to sleep alone, toddlers are epected to selffeed, and preschoolers are encouraged to compete and/or do their best are likely to be contrary to beliefs and practices held by parents and guardians who
asked by ray 
Algebra
Please help with this: Write a polynomial in standard from with the zeros 2, 2 and 2. I remember that (xa)(xb)(xc)=0 but I forget what exactly to do.
asked by Trey 
maths help please
A bucket contains 8m^3 of water. Using two smaller empty buckets of 3m^3 and 5m^3 respectively. How will you manipulate accurately so that 4m^3 is left in d biggest bucket?
asked by me 
Chemistry
If you have 1.90 mol of H_2 , how many grams of NH_3 can be produced?
asked by Nancy 
Chemistry
If you have 1.90 mol of H_2 , how many grams of NH_3 can be produced?
asked by Nancy 
Math
The base of the skateboard ramp has an area of 2.3 m square meters the height of the ramp is 1.2 m find the volume of the rectangular prism? Help please
asked by Carolyn 
Math
JOSHUA HAS 3 yards off ribbon. He need 1/4 to make one bow. How many bows can joshua makes?
asked by Wilfredo 
Physics
A basketball is thrown from the ground into the air at an angle of 30 degrees to the horizontal. If this object reaches a maximum height of 5.75m, at what velocity was it thrown? How am i suppose to do this question if no velocity is given? I need help. I
asked by Ted 
algebra
use substitution to solve the system 5x+24=27 and y=2x+11
asked by Anonymous 
maths help plsss
John,owner of a most exclusive nightclub was shot and killed ba a gang,after considerable effort on the part of the police,five men were arrested as suspects and were asked to say for themselves what they know of d case. Each man made three statements,two
asked by me 
Math/algebra
The base of the skateboard ramp has an area of 2.3 m square meters the height of the ramp is 1.2 m find the volume of the rectangular prism?
asked by Kimmy 
maths help plsss
John,owner of a most exclusive nightclub was shot and killed ba a gang,after considerable effort on the part of the police,five men were arrested as suspects and were asked to say for themselves what they know of d case. Each man made three statements,two
asked by me 
Math
If triangle PQR is 14.5 then PQR=71, QPR =57 find the lengths of the sides PR and PQ
asked by Mesh 
physics
From the top of a tall building, a gun is fired. The bullet leaves the gun at a speed of 340 m/s, parallel to the ground. As the drawing shows, the bullet puts a hole in a window of another building and hits the wall that faces the window. (y = 0.56 m, and
asked by Anonymous 
Math College
Solve the Matrix 12 3 8 01 2 4 00 1 2
asked by Anonymous 
Math
The base of the skateboard ramp has an area of 2.3 m square meters the height of the ramp is 1.2 m find the volume of the rectangular prism? Can you help me Dr.Jane or Ms.Sue?!?
asked by Kevin 
math 116
Someone please help me with this quesion. A barrel contains 192 gallons of paint and is being drained at a constant rate of 11 gallons per minute. Write an equation that number of gallons,g,after t minutes. The equation that models the given situation
asked by meka a 
Chemistry
H3PO4 Ka1= 7.5x10^3 Ka2= 6.2x10^8 Ka3=4.2x10^13 Explain how you will make a buffer with a pH of 11.80 using solid Na2HPO4 and either 2.00 M NaOH or 2.00 M HCL. The most concentrated component should have a concentration of 0.50 M, and you need to make
asked by Celina Sandoval 
algebra 1A
find the slope, if it exists,of the line containing the pair of the points. (2,1) and (20,15).
asked by tony 
English help
add the comma to the sentence As they studied the film they noticed some rules of science at work i wrote mine like this As they studied the film, they noticed some rules of science at work
asked by Abbey 
calculus
Evaluate the following line integral: ∮C[(4x^2+3x+5y)dx+(6x^2+5x+3y)dy] where C is the path around the square with vertices (0,0),(2,0),(2,2) and (0,2).
asked by Anonymous 
math
write 3.85 x 10 to the negative 12th in scientific notation
asked by Chance 
7th Math
What is the function rule for 2,30 4,15 6,10 10,6 12,5 15,4 30,2
asked by M 
math
a factory can produce 45 containers of yogurt in t minutes, 950 grams of fruit are used for every 25 containers of yogurt b) find in terms of t the time taken by the factory to produce 100 containers of yogurt c) if t=6 find the amount of fruit used in
asked by tom 
math
solve the following system 8x+19=19 3x+7y=24 x= y=
asked by Anonymous 
Math
2xx=1.5
asked by Arianna 
Mathgeometry
If a dice has 3 on the top, right back 6, right front 2, bottom 4, left front 1, left back 5 and is rotated by +180, how many dots does each face have after the rotation?
asked by PLEASE HELP 
Math
ln24  ln6
asked by Amanda 
algera 1A
find the slope, if it exists,of the line containing the pair of the points. (2,11) and (20,15). I came up with (2,9)is this correct?
asked by tony 
ALGEBRA
PLEASE VERIFY THE IDENTITY cot(thetapi/2) = tan theta
asked by cooper roschuk 
Compensation and Benefits
Compare and contrast the following methods of job evaluation, and include examples that are not the same as in the textbook to demonstrate understanding: Lott, Benge, and Multiple Regression. Identify the key differences.
asked by Alfred 
Math
The price of a home is $185,000. A down payment of 10% is required with 2 points at the time of closing. The home is financed over a 25 year period with a fixed rate of 4.5%. Find the monthly payment and total interest paid?
asked by Stacey 
math
Jane bought a meter of ribbon and cut off about one fifth of it to make a bow. About how many millimeters of ribbon did Jane use to make the bow?
asked by Anonymous 
math
Tom deposits $1000.00 in a savings account that earns 5% simple interest. How long will it take for the total of his account to reach $1350.00
asked by jo y morgan 
MONGU COLLEGE
A resistor of 15 ohms and an inductor of 4H and capacitor of 25 micro F are connected in series across 230V AC supply calculate. a.The frequency b.current c.voltage drop or pd across inductance.
asked by barotseland network 
math
Tom deposits $1000.00 in a savings account that earns 5% simple interest. How long will it take for the total of his account to reach $1350.00
asked by jo y morgan 
chemistry
If methane at a pressure of 3.2 atm and at 21 °C is introduced into a container, the gas be heated to ______°C to increase the pressure to 12 atm.
asked by kelvin 
Programming (Visual Basic)
Im seem to be having trouble with this Exercise. Would you mind helping me please? How do i do this Visual Basic program? Instructions say: Fix the following code: Dim dblRegularPay As Double Dim dblOvertimePay As Double intRegularPay = 783.87
asked by Derek 
MONGU COLLEGE
A 1200 ohms resistance of AC 0.07H inductance coil and a 0.001mF capacitor are in series across a 120V source determine. a.frequency. b.current. c.impedance.
asked by barotseland network 
accounting
Acme Corporation issued $650,000, 8%, bonds for $720,000. Was the market rate on the date of issue higher than, lower than, or equal to the stated rate of interest?
asked by nick 
help
what is the answers to chapter 13 study guide for social studies?
asked by juju 
help
what is the answers to chapter 13 study guide for social studies?
asked by juju 
Physics
A 1200.0kg car speeds up from 16.0 m/s to 20.0 m/s. How much work was done on the car to increase its speed?
asked by Sara 
6th math
a factory can produce 45 containers of yogurt in t minutes, 950 grams of fruit are used for every 25 containers of yogurt b) find in terms of t the time taken by the factory to produce 100 containers of yogurt c) if t=6 find the amount of fruit used in
asked by cam 
chemistry
If methane at a pressure of 3.2 atm and at 21 °C is introduced into a container, the gas be heated to ______°C to increase the pressure to 12 atm. is it 352???
asked by kelvin 
Algebra
Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 236 miles in the same time that Dana travels 224 miles. If Chuck’s rate of travel is 3 mph more than Dana’s, and they travel the same length of time, at what speed does Chuck
asked by Jon 
language
Of the 2 swimmers, Dana is the (more better, best, better)
asked by John 
language
Those trees have (fewer, less) fruit on them.
asked by John 
accounting
Acme Corporation issued $650,000, 8%, bonds for $720,000. Was the market rate on the date of issue higher than, lower than, or equal to the stated rate of interest?
asked by nick 
3rd grade math
yolanda plays basketball in a youth league. each game is made up of 4 quarters, and each quarter is 8 minutes long. if yolanda plays every quarter during 7 games, how many minutes does she play in all.
asked by mythreyee 
kv
A reference solution is to be prepared with 5 PPM parabenzopyrene (molecular weight = 252). The quantity of parabenzopyrene required for preparing one litre 5 PPM solution is
asked by poonam 
3rd grage math
there are 6 teams in the youth basketball league. during the season, each team plays 15 games.how many total quarters of basketball are played in all of the teams games during the season.
asked by mythreyee 
Algebra
A store mixes Kentucky bluegrass worth $11 per pound and ryegrass worth $14 per pound. The mixture is to sell for $13 per pound. Find out how much of each should be used to make a 588 pound mixture. How many pounds of the Kentucky bluegrass should be in
asked by Jon 
chemistry
After 273 m3 of ethylene oxide is formed at 748 kPa and 525 K, the gas is cooled at constant volume to 293 K.The new pressure is _____kPa
asked by kelvin 
English
How is the word any both singular and plural?
asked by Jerald 
Math
(7/9)/3=
asked by Kim 
Math
(2/5)/(1/10)
asked by Kim 
algebra
the primeter of a rectangle is 24ft. the length is 2 ft longer than the width. Find the dimensions. Write a system of linear equations and solve the resulting system. Let x be the length and y be the width, write the first equation. 2x+2y=__ write the
asked by ashley 
Math
2 1/3  1 3/4=
asked by Kim 
science
Suppose you wanted to produce 1.17 L of a 3.41 M aqueous solution of H2SO4. How many grams of solute are needed to make this solution? (H2SO4)
asked by josselyne 
math
Find the coordinates of the point of intersection of the plane 2x+y3z+6=0 on the yaxis
asked by tapz 
Precalculus
Please help!!!!!!!!!!! Find all solutions in the interval [0,2π). 7. 2 sin^2x=sin x Please answer asap
asked by Phoebe 
calculus
The radius of a circular oil spill is increasing at a rate of 10 feet per hour. How quickly is the surface area changing when the radius is 200 feet? Please help... Lost
asked by hojo 
Physics ~Thermodynamics~
* Pressure * 1) what other ways can the pressure of a gas be changed? * Internal Energy * 2) A cup of hot tea is poured from a teapot, and a swimming pool if filled with cold water. a) Which one has a higher internal energy? b) Which has a higher average
asked by Isis 
Science
calculate molarity if H3PO4 from phenolphthalein titre (21ml) assuming it to be dibasic H3PO4 + 2NaOH > Na2HPO4 + 2H2O
asked by Meave 
Spanish
Hi! I did the work but I'd like to know if my answers are right; we were supposed to answer these questions with complete sentences: 1. ¿Alguna vez has comido insectos? Answer: Afortunadamente, no he comido insectos. 2.¿Cuánto tiempo has estudiado
asked by Vicky 
Chemistry
Why is it important to identify the limiting reactant in stoichiometry?
asked by Kristie 
Math
After sales tax is added the total cost of 58.00 dollars purchade is 61.48 dollars What is the sales tax rate on the purchase? The bill at a restaurant is $59.29. Estimate the amount to leave for a tip of 15% The average snowfall each winter at a ski
asked by Ryan 
algebra
the primeter of a rectangle is 24ft. the length is 2 ft longer than the width. Find the dimensions. Write a system of linear equations and solve the resulting system. Let x be the length and y be the width. Is the answer for the lenght 16ft and 8ft for the
asked by ashley 
Precalculus
Please help me. Solve the system algebraically. 16)y=x^3+x^2 y=3x^2
asked by Phoebe 
math
represent the number 24 by making equal groups (write the multiplication and addition sentence for each)
asked by ?? 
Math
JAcob has 50 cent in quarters 60 cent in dimes and 85 cents in nickels what fraction of the coins are nickels?
asked by J'ia 
math
using past data, an airline believes that 8% of the people who make reservation for a particular flight will not appear. for this flight, the seating capacity is 300 passengers and the airline sells 315 tickets. what is the probability that everyone who
asked by drishya 
math
can one angle of a right triangle measure 100 degrees?
asked by maria 
Math statistisc
I have a 6 sided dice with numbers 1 to 6 written on faces. What number(s) would have to show up if you rolled the die five times in order to have the smallest possible standard deviation? What number(s) would have to show up if you rolled the die 5 times
asked by Bonnie 
Math statistisc
I have a 6 sided dice with numbers 1 to 6 written on faces. What number(s) would have to show up if you rolled the die five times in order to have the smallest possible standard deviation? What number(s) would have to show up if you rolled the die 5 times
asked by Bonnie 
Math statistisc
I have a 6 sided dice with numbers 1 to 6 written on faces. What number(s) would have to show up if you rolled the die five times in order to have the smallest possible standard deviation? What number(s) would have to show up if you rolled the die 5 times
asked by Bonnie 
angular momentum
Just after a motorcycle rides off the end of a ramp and launches into the air, its engine is turning counterclockwise at 7530 rev/min. The motorcycle rider forgets to throttle back, so the engine's angular speed increases to 12600 rev/min. As a result, the
asked by Anonymous 
math
A manager of an electronics store takes a random sample of large shipments of circuit boards to determine if he will accept the delivery. he randomly samples 20 boards from a shipment and will reject the delivery if more than 1 circuit board is defective.
asked by jack 
algebra
the primeter of a rectangle is 24ft. the length is 2 ft longer than the width. Find the dimensions. Write a system of linear equations and solve the resulting system. Let x be the length and y be the width. is the answer for the length 14ft and the width
asked by ashley 
3rd grade math
there are 6 teams in the youth basketball league. during the season, each team plays 15 games.how many total quarters of basketball are played in all of the teams games during the season. each game made up of 4 quarters.
asked by mythreyee 
CHEMISTRY
Determine if it is polar or nonpolar molecule: C3H6O C2H5OH SiCl4 NH3 CO2 C3H8 H2O N2 My ans are: Polar Polar Polar Nonpolar polar Nonpolar are my answers correct????
asked by nidscorection 
physics
The speed of all electromagnetic waves in empty space is 3.00 × 108 m/s. What is the wavelength of visible light emitted at 7.2 × 108 MHz? Answer in units of m
asked by megan 
Patterns
Randy pushed a box up a hill. It turned over 15 times and then turned over 5 times as it rolled back down toward Randy. He pushed the box again, and it turned over 20 times before it rolled back 10times. Continue the pattern.
asked by Armend 
CHEMISTRY
Determine if it is polar or nonpolar molecule: C3H6O C2H5OH SiCl4 NH3 CO2 C3H8 H2O N2 My ans are: Polar Polar Polar polar Nonpolar nonpolar polar Nonpolar are my answers correct????
asked by nidscorection 
chemistry
Serum taken from a patient being treated with lithium for manicdepressive illness was analyzed for lithium concentration. A reading of 291 units was obtained for the intensity of the 671 nm red emission line. Then 1.00 mL of a 11.7 mM Lithium standard was
asked by Anonymous 
Math
A tree in the park makes a shadow on the ground at the same time the basketball post makes a shadow on the ground, as shown. If the height of the basketball post is 10 feet tall, and casts a 30 foot shadow, and the tree casts a 60 feet shadow, use
asked by Shelia 
Math Statistics
The hieght of women are approximately normally distributed with a mean of 65.4 inches and a standard deviation of 2.5 inches. What percent of these women would be over 70 inches or more? 7064.5/2.5 = 2.2 Is this correct? How would I determine the hieghts
asked by Bonnie 
Algebra
Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 236 miles in the same time that Dana travels 224 miles. If Chuck’s rate of travel is 3 mph more than Dana’s, and they travel the same length of time, at what speed does Chuck
asked by Jon 
math
It takes Omar four minutes to eat eight carrot sticks. How long does it take him to eat one? Please answer and explain.
asked by Anonymous 
Math
If a dice has 3 on the top, right back 6, right front 2, bottom 4, left front 1, left back 5 and is rotated by +180, how many dots does each face have after the rotation?
asked by PLEASE HELP 
Math
If a dice has 3 on the top, right back 6, right front 2, bottom 4, left front 1, left back 5 and is rotated by +180, how many dots does each face have after the rotation?
asked by PLEASE HELP 
statistics
The average admission charge for a movie is $6. if the distribution of movie admission charges is approximately normal with a standard deviation of $1, what is the probability that a randomly selected admission charge is less than $3.5?
asked by Shenelle 
calculus
Please show me how you do this. Thank you. Calculate the definite integral: 2 ∫_ 2x dx 7
asked by tommy9 
math
Identify a variable that could be described with an approximately normal distribution, and explain how you came to this conclusion.
asked by lily 
please help me
It takes Omar four minutes to eat eight carrot sticks. How long does it take him to eat one? Please answer and explain.
asked by Anonymous 
Algebra
f(a)=r, f(b)=q, f(c)=t, f(d)=r Write functions as a set of ordered pairs. Give domain and range of t. f= type ordered pairs domain is range is
asked by Ruth 
physics
How fast would a 4g fly have to be traveling to slow a 1890kg car traveling at 51 mph by 6 mph if the fly hit the car in a totally inelastic headon collision?
asked by Michael 
Physics
A wire of thickness d = 5 mm is tightly wound 200 times around a cylindrical core to form a solenoid. A current I = 0.1 A is sent through the wire. What is the magnetic field on the axis of the solenoid?
asked by April 
Math
Barry is 8 years older than his sister. In 3 years, he will be twice as old as she will be then. How old is each now? Please show work! I don't understand.
asked by ANNIE 
Math...
Jennifer is 6 years older than Sue. In 4 years, she will be twice as old as Sue was 5 years ago. Find there ages now
asked by Anomyous 
DYNAMICS
The 10lb has an initial velocity of 10ft/s on the smooth plane. If a force F=(2.5t), where t is in seconds, acts on the block for 3s, determine the final velocity of the block and the distance the block travels during this time.
asked by HELP 
Algebra
Can you please solve this I don't understand I know the answer is b>3 but If you can break it down for me and show work? (: 3b+12>272b
asked by Anon 
calculus
e^2x4e^x+3=03
asked by preet 
chem
A balloon occupies a volume of 352 cm3 at 615 Torr and 19 oC. If the pressure is changed to 410 Torr, what temperature must the gas in the balloon have to occupy the same volume?
asked by mia 
calculas
lnx^10+ lnx^9 + …….lnx=10+9+8+…..1
asked by preet 
DYNAMICS
The 10lb has an initial velocity of 10ft/s on the smooth plane. If a force F=(2.5t), where t is in seconds, acts on the block for 3s, determine the final velocity of the block and the distance the block travels during this time.
asked by HELP 
math
Round 9.098 to the nearest tenth. Please answer and explain
asked by Anonymous 
Geometry
A six foot person is walking away from an 18 foot pole. Express the distance between the pole and the person in terms of the length of the persons shadow.
asked by Jack 
calculas
Write following equations in polar coordinate then graph them Y=4X
asked by preet 
UTA
A vertical straight wire carrying an upward 35 current exerts an attractive force per unit length of 8.0×10−4 on a second parallel wire 7.5 away. What current (magnitude and direction) flows in the second wire?
asked by Wilwit1l 
Mathoops forgot info
If a dice has 3 on the top, right back 6, right front 2, bottom 4, left front 1, left back 5 and is rotated by +180 about the z axis and +90 about the x axis, how many dots does each face have after the rotation?
asked by PLEASE HELP 
Algebra
Jon and Melissa agree to meet in Chicago for the weekend. Jon travels 236 miles in the same time that Melissa travels 224 miles. If Jons rate of travel is 3 mph more than Melissas, and they travel the same length of time, at what speed does Jon travel?
asked by Please Help! 
Physics..PLZ HELP!
The magnitude of the magnetic field 8.0 cm from a straight wire carrying a current of 6.0 A is A) 3.0 ƒÎ ~ T. B) 1.5 ~ T. C) 1.5 ~ T. D) 3.0 ~ T. E) 3.0 ~ T.
asked by April 
calculas
Solve following equations ¡¼tan¡½^(2 ) x5tanx=6
asked by preet 
algreba
one eight of a number reduced by three times the same number?
asked by Anonymous 
physics
Jacob found a piece of a broken glass bottle. He picked it up and made these observations about it: 1. No color (clear) 2. Makes scratches on wood 3. Has a bumpy surface 4. Broke when I dropped it He thinks the glass is a solid and most of his observations
asked by Sara 
physics
Jacob found a piece of a broken glass bottle. He picked it up and made these observations about it: 1. No color (clear) 2. Makes scratches on wood 3. Has a bumpy surface 4. Broke when I dropped it He thinks the glass is a solid and most of his observations
asked by Sara 
literacy
Identify the publisher and the numbers for Ellison's 2002 edition Invisible Man
asked by Anonymous 
Finding OH,H3O+, pH, and pOH?
Hi! I am very stuck with these problems. I have tried to solve for each of these values, but I keep getting the answers wrong. Q: For each of the following strong base solutions determine OH, H3O+, pH, and pOH: 8.66×10−3 M LiOH 1.15×10−2 M Ba(OH)2
asked by Amy 
math
y=1/3x+5 its a ttable x  y 3  0 3
asked by Anonymous 
physics
Tarzan, King of the Jungle (mass = 73.2 kg), grabs a vine of length 14.1 m hanging from a tree branch. The angle of the vine was 25.9° with respect to the vertical when he grabbed it. At the lowest point of his trajectory, he picks up Jane (mass = 41.0
asked by Michael 
PLEASE HELP!!!
Jon and Melissa agree to meet in Chicago for the weekend. Jon travels 236 miles in the same time that Melissa travels 224 miles. If Jons rate of travel is 3 mph more than Melissas, and they travel the same length of time, at what speed does Jon travel?
asked by Jon 
Litreture
Directions: For questions 19–20, read the passage. Select the letter that shows the best way to write each underlined part. If the underlined part contains no error, select “d. no error.” 18. worldfamous mathematician (1 point) a.worldfamous,
asked by Anonymous 
calculus
Solve following equations e^2x4e^x+3=03
asked by preet 
chemistry
Determine if it is polar or nonpolar molecule: C3H6O C2H5OH SiCl4 NH3 CO2 C3H8 H2O N2 My ans are: Polar Polar Polar polar Nonpolar nonpolar polar Nonpolar are my answers correct???? No one has answered this question yet.
asked by nadira 
Geometry
a. If a spherical Triangle on Earth has an excess of 30 degrees, find the area of this spherical triangle measured in square miles. b. If a spherical triangle on the moon has an excess of 30 degrees, find the area of this spherical triangle in sqare miles.
asked by PLEASE HELP 
Adult Development and Life Assessment
The ________________ stage of Erikson’s model of psychosocial development is like a “hub” that early stages lead to and later stages depend on. identity vs. identity confusion intimacy vs. isolation generativity vs. stagnation autonomy vs. shame and
asked by Christine 
Physics
An airplane is flying in a horizontal circle at a speed of 104 m/s. The 73.0 kg pilot does not want the centripetal acceleration to exceed 6.98 times freefall acceleration. Find the minimum radius of the plane’s path. The acceleration due to gravity is
asked by Anonymous 
Algebra
What is the solution for this inequality? 8+6x≥7x+2x
asked by Stephanie 
Chemistry
If 8.5g of pure ammonium phosphate , (NH4)3PO4(s), is dissolved in distilled water to make 400mL of solution, what are the concentrations (in moles per litre) of ions in the solution. How would I solve this type of stoichiometric problem. I know the steps
asked by Kristien 
Chemistry
If 8.5g of pure ammonium phosphate , (NH4)3PO4(s), is dissolved in distilled water to make 400mL of solution, what are the concentrations (in moles per litre) of ions in the solution. How would I solve this type of stoichiometric problem. I know the steps
asked by Kristien 
ap chemistry
A 0.456 gram sample of an unknown mono protic acid (let’s call it HZ) was dissolved in some water (you pick the amount). Then the acidic solution was titrated to the equivalence point with 32.5 mL of 0.174 M KOH. What is the molecular weight of the
asked by cheri 
English
I am writing a speech and It about a boy named Edward and he lost her mom when he was young. I need a hook in a question format. Please help. What should I write. Ex: Have ever realize...... I need something similar to this. Please Help!!!!!!
asked by Darcy 
Chemistry 101
Complete and balance each of the following equations for gasevolution reactions. Identify all of the phases in your answer. HCl(aq)+K2SO3(aq)>
asked by Michael Hyatt 
TRIGONOMETRY HELP
Prove that: cos²Θ  sin²Θ = 2cos²Θ  1
asked by CARL 
Algebra
Use synthetic division and the Remainder Theorem to find P(5) if P(x) = x^3  4x^2 + x  2. Please help....?
asked by Drake 
ap chemistry
If 300 mL of 3.9 molar HCl solution is added to 200 mL of 2.2 molar NaOH solution, what will be the molarity of NaCl in the resulting solution? Answer in units of M
asked by cheri 
Chemistry
A strip of zinc metal was placed in a beaker that contained 120mL of a solution of copper(2) nitrate, Cu(NO3)2(aq). The mass of the copper produced was 0.813g. Find the initial concentration of the solution of copper(2)nitrate. Can u help me out with
asked by Kristien 
math
A rectangular photograph is mounted on a rectangular card. There is a border ofequal width around the photograph. The perimeter of the card is 40 centimeters longer than that of the photograph. Find the width of the border in centimeters.
asked by shannon 
math
A rectangular photograph is mounted on a rectangular card. There is a border ofequal width around the photograph. The perimeter of the card is 40 centimeters longer than that of the photograph. Find the width of the border in centimeters.
asked by shannon 
chemistry
is putting gas in a vehicle a physical or chemical reaction
asked by kim 
ap chemistry
In neutralization reactions, acid + base ! salt + water HCl can be neutralized with NaOH. How many moles of NaOH will it take to neutralize 0.31 L of 0.7 M HCl? Answer in units of mol
asked by cheri 
Data Management Grade 12
A survey of 1000 television viewers conducted by a local television station produced the following data: •40% watch the news at 12:00 •60% watch the news at 18:00 •50% watch the news at 23:00 •25% watch the news at 12:00 and at 18:00 •20% watch
asked by Trisha janelle 
math
The radian measure of an angle of 182 degrees is
asked by tyler 
ap chemistry
A 37 mL sample of a solution of sulfuric acid is neutralized by 42 mL of a 0.113 M sodium hydroxide solution. Calculate the molarity of the sulfuric acid solution. Answer in units of mol/L
asked by cheri 
Physics
At t = 0, a wheel rotating about a fixed axis at a constant angular deceleration of 0.37 rad/s2 has an angular velocity of 0.5 rad/s and an angular position of 8.5 rad. What is the angular position of the wheel after 2 s? Answer in units of rad
asked by dallas 
Chemistry
Calculate the volume of 1.0 M copper(II) sulfate solution required to completely react with 1.0 g of Fe(s) according to this equation: 2 Fe(s) + 3 Cu^2+ (aq) > 2 Fe^3+ (aq) + 3 Cu (s). the copper in the reactant has a charge of 2+ and the iron in the
asked by Sabrina 
Grammar
Rives the paragraph below to create shorter, more direct sentences. Years ago, when most of today's model railroaders were still growing up, the toy world offed a number of fantastic electric train sets that included engines with real steam and whistles
asked by Anonymous 
algebra
Translate the phrase into a mathematical expression and then simplify. Nine times a number decreased by six times the same number. My answer is 9x6x Write the corresponding mathematical expression. The simplified expression is______? I do not know this
asked by kita 
Chemistry
What are the attractive forces that increase surface tension? Would it be cohension and adhension? Thanks
asked by Shadow 
Chemistry
22.) The molar heats of fusion and vaporization for water are 6.02 kJ/mol and 40.6 kJ/mol, respectively, and the specific heat capacity of liquid water is 4.18 J/gC. (1) What quantity of heat is required to melt 25.0 g of ice at 0C? (2) What quantity of
asked by Adriana 
math
Colin has 3 quarters. He says he has less than 8/10 of a dollar. Is he correct? Explain
asked by Bianca 
Economics
Present value equivalent for geometrically increasing series when the first year base of 4,000 increasing at 4% per year to year 15 at an interest rate 17% compounded continuously? urgent Help please
asked by Doe 
math
simpplify. (3x)^3 (note use positive exponents only.) my answer is 27x^3
asked by john 
chemistry
At a particular pressure and temperature, it takes just 2.040 min for a 3.632 L sample of F2 to effuse through a porous membrane. How long would it take for the same volume of UF4 to effuse under the same conditions
asked by michael 
Math
The sum of two numbers is 14. The difference of the numbers is 2. What are the numbers
asked by Gio 
Math
Please help!!!!!!!!!!! Find all solutions in the interval [0,2π). 7. 2 sin^2x=sin x Please answer asap
asked by Anonymous 
Chemistry
Given…Overall reaction: 2 NO2 (g) + F2 (g) → 2 NO2F (g) Rate = k[NO2][F2] a. Can this be a single step reaction? b. Postulate a mechanism using experimental data and chemical intuition come up with a mechanism that fits.
asked by m 
Chemistry
I've tried to answer some The reaction mechanism for a reaction is as follows… Step 1 O3 (g) + NO2 (g)→ NO3 (g) + O2 (g) slow Step 2 NO3 (g) + NO2 (g) → N2O5 (g) fast a. Write the overall reaction equation. b. Identify the molecularity of each step.
asked by m 
Chemistry
. For the reaction 2H2(g) + 2NO(g) → N2(g) + 2H2O(g) The observed rate law is Rate =k[NO]2[H2] The mechanisms shown below have been proposed to explain the kinetics of the above reaction Which of the following are acceptable mechanisms? Explain you
asked by m 
math
Kim has 4/10 of a dollar. Carla has 40/100 of a dollar. Who has more money? Explain
asked by Bianca 
prealgebra
change 40 miles per hour to miles per second
asked by garrett 
math
what is four fifths+three fifths
asked by brianna 
Chemistry
I've figured out the Ea but I'm not sure how to find the kcal/mol The gas reaction N2O5 → 2NO2 + 1/2O2 follows the Arrhenius equation k = Ae(Ea/RT) where R = 8.314 J K1 mol1 and 1 calorie = 4.184J. At the temperature T=273K, k = 3.46 x 105 s1,
asked by m 
Math
The sum of two numbers is 14. The difference of the numbers is 2. What are the numbers
asked by Gio 
Chemistry
I've figured out most of it. I'm not sure how to find the percentage ofd the isotope. Define the half life. The halflife of a radioisotope is found to be 4.55 minutes. If the decay follows first order kinetics, what percentage of isotope will remain after
asked by m 
Math
More than 18'students in an algebra class pass the first test. This is about threefifths of the class. How many students are in the class? How do you know?
asked by Carol 
stats
below is the sales experience(in months) and the number of computers sold the the previous month of seven sales people. Experience 4 12 9 6 10 30 7 Sales 19 42 28 31 39 30 21 Using the Minitab info write the straight line(least squares) equation and the
asked by Bonnie 
Spelling Analogy
glue: sticks thorns:?
asked by Anonymous 
Ms. Sue Please HELP
Adam is 5 years younger than Eve. In 1 year, Eve will be three times as old as Adam was 4 years ago. Find their ages now.
asked by Annie 
Math
He spent 2/3 of his money. The movie cost 6. How much does he have left
asked by Mark 
Chemistry
is Fe3O4 + 4H2 = 3Fe + 4H2O spontaneous at 298 K? Delta H system= 149.8 kj/mol Delta S system= 610.0 kj/mol
asked by Riley 
algebra
Find S10 for 2 + 5 + 8 +... A. 155 B. 152 C. 255 D. 135 I say A.
asked by drew 
algebra
Find S25 for 1/2 + 1 + 3/2 + 2 +... A. 160 B. 162 C. 160.5 D. 162.5 I think D
asked by drew 
Math
Complete 0.246X10= Is it .0246
asked by Nina 
algebra
Find S25 for (7) + (2) + 3 + 8 +... A. 1,320 B. 1,325 C. 825 D. 820 I think A
asked by drew 
business math
Samantha Vega gross weekly salary is 600 dollars her weekly federal withholding is 35 dollars . the Social Security tax is 6.2 percent of the first 90,000 . the Medicare tax is 1.45 percent of gross pay. this state tax is 1.5 percent of gross pay. each
asked by lauran 
algebra
Find S10 for (1) + (7) + (13) + (19) +... A. 250 B. 280 C. (23) D. 132 C.
asked by drew 
algebra
Find the 11th term of the arithmetic sequence 7, 4.4, 1.8, 0.8, … A. 33 B. 19 C. 33 D. 19 B
asked by drew 
trigonometry
From a point 55 feet in front of a church, the angles of elevation to the base of the steeple and the top of the steeple are 35 degree and 49 degree 20 minutes, respectively, Find the height of the steeple. (Round your answer to one decimal place).
asked by andre lessa 
math hw
the areas of two rectangles are 15 square inches and 16 square inches. the length and width of both figures are whole numbers. if the rectangles have the same width, what is the greatest possible value for their widths? please show work
asked by ellis 
Math
Write the following number in standard form (4X10 4th power)+(3X10 3rd power)+(2X10 2nd power)+(5X1)=
asked by Joe 
Math
Please help!!!!!!!!!!! Find all solutions in the interval [0,2π). 7. 2 sin^2x=sin x Please help me!!!!!!!!!!!!
asked by Phoebe 
Stats
Could someone please explain to me how I would read a z table. I have a z score of 2.2 and I need to know what the percentages is. Then if I'm given 8% how do I find the z score?
asked by Bonnie 
Math
There are 6 dancers in a program. Each dancer will preform a short dance with each of the other dancers before the program is over. How many dancers will there be
asked by sam 
statistics
A balloon mannufacturer kows that historically her company has produced 614 balloons per day (standard deviation =36) she has changed the process and wants to know wheathert he new process is increased the number of ballons made. the sample mean is 620.
asked by kim 
math
y^2+4y32=0 what is the greatest factor
asked by sophie 
physics
A 346 W bulb and a 173 W bulb are both designed to operate at standard household voltage of 120 V. Determine which bulb has the lower ﬁlament resistance and then calculate the value of its resistance. Answer in units of Ω
asked by Anonymous 
English
marco was careful to wash his hands because he did not want to contract a disease what is the meaning of the word contract as it is used in the sentence above? a. a binding agreement between two parties b. reduce in size c. acquired involuntarily d. make a
asked by mary 
physics
The electrons in a beam are moving at 2.8 × 108 m/s in an electric ﬁeld of 17000 N/C. What value must the magnetic ﬁeld have if the electrons pass through the crossed ﬁelds undeﬂected? Answer in units of µT
asked by Anonymous 
Math
There are 6 dancers in a program. Each dancer will preform a short dance with each of the other dancers before the program is over. How many dancers will there be
asked by sam 
Physical science
When a crate slides down an incline at a constant velocity it is
asked by Anonymous 
Rational expressions
(2cd)/(c^2d)+(c+d)/(cd^2)
asked by Rayyan 
math
Suppose a car cost 32000 and you are allowed to make a down payment of 20%, but have to borrow the remaining 80%. If you are allowed 5 years to pay back the loan, how much will you pay back monthly?
asked by Moyer 
Chemistry
The decomposition of hydrogen peroxide is first order in H2O2: 2H2O2(aq) → 2H2O(l) + O2(g) Rate = k [H2O2] How long will it take for half of the H2O2 in a 10gal sample to be consumed if the rate constant for this reaction is 5.6 x 102 s1?
asked by m 
Physics
An astronomer looks at a comet which is 5.92 x 109 km away. How many minutes did it take the light from the comet to reach the astronomer?
asked by Alex 
Physics
A radio tunes in radio waves which have a wavelength of 3.13 meters. What frequency is the radio tuned to in MHz?
asked by Alex 
Physics
A 100 watt bulb emits light in all directions. The distance R from the bulb is equal to 1.0 meter. Complete the table below with calculated values of intensity of the bulb. Distance from Source Intensity (W/m2) R ? 2R ? 3R ? c) If the bulb was replaced by
asked by Alex 
math
Suppose a car cost 32000 and you are allowed to make a down payment of 20%, but have to borrow the remaining 80%. If you are allowed 5 years to pay back the loan, how much will you pay back monthly?
asked by Moyer 
chemistry
what is the pH of a solution that has 12.2 grams of hydrochloric acid in 500 ml of water
asked by kandace 
English
The students felt fairly prepared for whatever tests their instructors might give them, after years of intense studying, however difficult the test might be. which group of words is misplacef in the sentence above? a.however difficult they might be b. the
asked by mary 
English
______ and______ have been to class a. He, me b. He,I c.him, m d.him, I
asked by mary 
calculus
Evaluate the following line integral: ∮C[(4x^2+3x+5y)dx+(6x^2+5x+3y)dy] where C is the path around the square with vertices (0,0),(2,0),(2,2) and (0,2).
asked by Anonymous 
math
What are the last three digits of the greatest common divisor of 2^(2^100−1)−1 and 2(2^105−1)−1?
asked by Anonymous 
math
6^(2log(x)) = 8
asked by Katie 
Us History
How did social responsibility of businesses change during the Great Depression era?
asked by Jade 
algebra one
negative three times a number increased by seven is less than negative eleven
asked by brent 
algebra one
three times the sum of a number and six is greater than four times the number decreased by two
asked by brent 
computer science
). Find the median of the numbers in the array, and output the result. Use a subprogram to input the numbers, a function to find the median, and a subprogram to output the result.
asked by Anonymous 
English
pwsafmix copy the letter string above on a piece of paper. cross out the second and last letters. Replace all vowels with letter C. insert an O before the second C. cross out the first and third letters. double the second letter. help!
asked by mary