Questions Asked on
October 15, 2011

chemistry
Calculate the mass of NO2 produced from the decomposition of copper nitrate if .462mol of oxygen are formed. The equation for the reaction is 2Cu(no3)2  2CuO + 4NO2 +O2
asked by wendy 
physics
Two ice skaters have masses m1 and m2 and are initially stationary. Their skates are identical. They push against one another, as in Figure 7.10, and move in opposite directions with different speeds. While they are pushing against each other, any kinetic
asked by riley 
chemistry
Mass of tablet is 1.3183g, concentration of HCl 0.1807M, concentration of NaOH 0.1481M, volume of NaOH used 20.36 ml then milimoles of HCl added ?, milimoles of NaOH used ?
asked by Anonymous 
physics
A 4.63g bullet is moving horizontally with a velocity of +349 m/s, where the sign + indicates that it is moving to the right (see part a of the drawing). The bullet is approaching two blocks resting on a horizontal frictionless surface. Air resistance is
asked by riley 
statistics
a die is rolled 7 times. find the probability of getting at least one 3.
asked by Gracy 
Poetry
Beyond tone, a poet's attitude toward his or her subject reveals to us a poem's A. subject. B. structure. C. diction. D. theme.
asked by Linda 
Social Studies 9
Similarities and Differences between lord protector and reign of terror. PLEASE I NEED HELP !!!!
asked by Stephanie 
calculus
If a snowball melts so that its surface area decreases at a rate of 4 cm2/min, find the rate at which the diameter decreases when the diameter is 9 cm.
asked by John 
physics
A block of mass 2kg placed on a long frictionless horizontal table is pulled horizontally by a constant force F. It is found to move 10 m in the first two seconds find the magnitude of F
asked by Beli 
ChemistryBob please helpThanks
Hi, Please advise on the following:  A procedure for the determination of Impurities A & B in a compound says to use a 4.6 x 150mm x 3um column (stationary phase: octadecylsilyl silica gel). The relative retention time with reference to the Principal Peak
asked by anne 
nonfiction
Thoreau writes that people should be "mining themselves for gold." By this he is stating, in another way, the ideal of Socrates, which was to A. know thyself. B. deny thyself to learn what is valuable. C. live and let live. D. put first things first
asked by Linda 
owning
The __________spells out the new owner's repayment obligations when finacing a new or used vehicle. A.lone agrrement B.sticker C.buyer's guide D.loan application i got A
asked by Ciara 
geometry
A square has side lengths of 4x  3 and 2x  5. What is the area of the square?
asked by ezekiel jones 
physics
The drawing shows a human figure approximately in a sitting position. For the purposes of this problem, there are three parts to the figure, and the center of mass of each one is shown in the drawing. These parts are: (1) the torso, neck, and head (total
asked by riley 
cultural diversity
I already talked about skin tone and using IAT test to do a survey I need to know what other measurements sociologists utilize to calculate prejudice
asked by Anonymous 
owning
The __________is the contract that seals the deal when you buy a car. A.loan application B.warranty C.loan agreement D.sales agreement i got C
asked by Ciara 
Physics 114
You are riding in a boat whose speed relative to the water is 7.2 m/s. The boat points at an angle of 25.7° upstream on a river flowing at 14.1 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 24.5 m wide.
asked by Anmol 
Physics
Relative to the center of the Earth, the position of the Moon can be approximated by (t) = r [cos (ωt) + sin (ωt) ], where r = 3.84 108 m and ω = 2.46 106 radians/s. (a) Find the magnitude and direction of the Moon's average velocity between t = 0 and
asked by Anmol 
biology
A 28.0g sample of ice at 18.0°C is mixed with 124.0 g of water at 85.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings. The heat capacities of H2O(s) and H2O(l) are 2.08 and 4.18 J/g · °C, respectively, and
asked by layla 
chemistry
A 13.0g sample of ice at 13.0°C is mixed with 105.0 g of water at 78.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings. The heat capacities of H2O(s) and H2O(l) are 2.08 and 4.18 J/g · °C, respectively, and
asked by layla 
freefall
An airplane is dropping bales of hay to cattle stranded in a blizzard on the Great Plains. The pilot releases the bales at 160 {\rm m} above the level ground when the plane is flying at 70.0 {\rm m}/{\rm s} 60.0^\circ above the horizontal.How far in front
asked by hoda 
Biology (genetics)
The RAS protein acquires a mutation that prevents release of GTP. Which of the following characteristics are these cells likely to acquire? a)Selfsufficiency in growth signals b) insensitivity to anti growth signals c) angiogenesis d) metastasis e)
asked by Bach 
English
I've chosen five sentences but I hope the other were possible.Thank you. 1) What are people intolerant about (is "of" also possible)? They are intolerant about the color of the skin, religion and clothes. 2) In the past, she got hurt (is "offended"
asked by Henry2 
science
what is the discharged rate of water leaking at a 4 inches diameter pvc pipe with pressure of 35 psi and a leak hole of 5 mm in diameter
asked by kristofer ian arbolonio 
physics
A cannon is used by the department of forestry to launch containers of fire retardant on to a fire. the cannon is at a distance of 1kilometre from a cliff that is 0.5kilometre high from the ground and the fire is 1kilometre away from the base of the cliff.
asked by Abel 
HELPPROBLEM SOLVING IN MATHEMATICS
a piece of wire of length 136(pai) is cut to form 8 circles. the radius of the circles differ from each other, in sequence, by 1 cm. a) find the radius,r b) find the number of complete circles that can be formed if the original length of the wire is
asked by alya 
QM
I have borrowed a sum of $150000 for buying house at 12% simple interest per year at the beginning of a year.The loan has to be repaid by three payment of $10000,$30000 and $X at the end of February, July and November of the same yaer respectively. Find
asked by chan 
chemistry
A certain compound contains only vanadium and oxygen. A 35.00 g sample of the compound contains 19.61 g of vanadium. Determine the empirical formula of this compound.
asked by NONO 
physics
Two balls have the same mass of 0.525 kg and identical charges of 13.0 μC. They hang from the ceiling on strings of identical length as shown in the figure. If the angle with respect to the vertical of the strings is 22.0°, what is the length of the
asked by onder 
physics
from short to long bondpaper
asked by Anonymous 
chemistry
what are the three modes of expression of percentage concentration?
asked by LENZIESH 
history
The entrance to many Egyptian tombs was inscribed with a course or warning,designed to protect the tomb from raiders who might want to steal the treasures within.What would you write to warn off tomb raiders?
asked by kina 
Epidimiology
In a hypothetical study, 1000 patients attending a hospital general outpatient department were tested for diabetes using the following two tests: Fasting blood sugar (FBS) Glucose tolerance test (GTT) There were 100 patients who had a positive GTT,
asked by Sofya 
spanish
should I use desde, desde hace or hace in this sentence  poco compre un coche
asked by jill 
English
I urgently need to know if the following sentences are all possible. Thank you. 1)I didn't know your address but I manged to/was able to/ (but not could) find you. 2) When I was young, I was able/could play the guitar quite well. 3) I called Mary many
asked by Henry2 
Math
A piece of rope is cut into three pieces in the ratio 2:7:11. If the longest piece is 72cm longer than the shortest piece, find the length of the original rope. Ps: how do I do this type of question? What are the fixed steps?
asked by StuartKess 
physics
An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction and has a magnitude of 5.1 N; a second force has a magnitude of 4.3 N and points in the negative y direction. Find the direction
asked by anonymous 
Math
Lee Holmes deposited $16,600 in a new savings account at 9% interest compounded semiannually. At the beginning of year 4, Lee deposits an additional $41,600 at 9% interest compounded semiannually. At the end of year 6, what is the balance in Lee’s
asked by Lydia 
physics
When you push a 1.70 kg book resting on a tabletop it takes 2.60 N to start the book sliding. Once it is sliding, however, it takes only 1.50 N to keep the book moving with constant speed. What are the coefficients of static and kinetic friction between
asked by anonymous 
Algebra 2
f(x)=x^37x^2+10x+6 (find the zeros of this quadratic equation)
asked by jay 
Algebra 2
Describe the end behavior of the graph of the polynomial function. Then evaluate the function for x=4, 3, 2, 1, 0, 1, 2, 3, 4. Then graph the function.y=x^42x^2x1 and y=(x3)(x+1)(x+2)
asked by jay 
physics
A 747 jetliner lands and begins to slow to a stop as it moves along the runway. The mass is 3.8 105 kg, its speed is 25.9 m/s, and the net braking force is 4.27 105 N.
asked by helpplease 
film
Was Heather Duke smart in the movie Heathers
asked by Rainy 
Algebra 2
Describe the end behavior of the graph of the polynomial function. Then evaluate the function for x=4, 3, 2, 1, 0, 1, 2, 3, 4. Then graph the function. Number one: y=x^42x^2x1
asked by jay 
egd
hi what notes go on the floor plan.can youu please help
asked by kyle 
social studies
who is the mayor of Susquehanna?
asked by Jennifer White 
social studies
what is the population in Susquehanna?
asked by Jennifer White 
social studies
what are the metropolitan area of Susquehanna?
asked by Jennifer White 
social studies
what landmarks and attractions are in Susquehanna?
asked by Jennifer White 
English
Could you check this sentence for me, please? Thank you. She offered/agreed/promised to drive me to the airport.
asked by Henry2 
Proof read please
I am entering an essay scholarship and would love if some of you could proof read my essay. Thanks so much! Title: Be a Part of Something Greater “You have to get involved!” From the first day of school, freshman year of high school, those were the
asked by Samantha 
Alegebra
In which quadrants could a point be located if its coordinates are reciprocals to each other
asked by Tonya 
PHI103 Informal Logic
Assume Mary is forced to let her children go hungry or steal some food from a local grocery store. Which should she do? Construct an argument that supports Mary's decision to steal the food or an argument that shows why Mary should not steal the food.
asked by lizzie 
Calculus (Discontinuity)
Suppose f(x) = [sin(x^2  4)]^ 1. Identify any points of discontinuity, and determine (giving reasons) if they are removable, infinite, or jump discontinuities. Okay, I presume that the [ ] brackets denote the greatest integer function (int () ). Once I
asked by Mishaka 
EEE
the solve of the shipment of 10 items has 2 items defective and 8 items are non defective.IN THE inspection of the shipment a sample of items will be selected and tested.if a defective items is found the shipment of 10 items will rejected.in a sample of 5
asked by ibrahim 
Stats
I. Use Chebyshev’s theorem to find what percent of the values will fall between 183 and 227 for a data set with a mean of 205 and standard deviation of 11. II. Use the Empirical Rule to find what two values 99.7% of the data will fall between for a data
asked by Jennifer 
Stats
A Math test has a mean of 51 and standard deviation of 5.0. Find the corresponding z scores for: I. a test score of 64 II. a test score of 47
asked by Jennifer 
Stats
Rank the following data in increasing order and find the position and value of the 56th percentile. Please show all of your work. 0 1 6 8 9 9 8 6 3 1 0 9
asked by Jennifer 
Stats
A set of 50 data values has a mean of 15 and a variance of 36. Find the standard score of a data value = 30
asked by Jennifer 
computer
suppose the 640GB western digital hard drive install in the RAID array has failed, find a replacement drive as close to this drive as possible. print three web pages showing the size, features and price of three possible replacement
asked by Anonymous 
law
An alternative to an hourly rate is a/an __________ rate. (Points: 5) cost advertised family fixed Is it "Fixed"
asked by John 
English
Please check for any errors in my paper. And crrect the errors for me. Let me know if there is anything I need to change. The Lottery takes place on a beautiful summer day in a small day in a small town.However, the the location of the town, is never
asked by Adrian 
physics
When you push a 1.70 kg book resting on a tabletop it takes 2.60 N to start the book sliding. Once it is sliding, however, it takes only 1.50 N to keep the book moving with constant speed. What are the coefficients of static and kinetic friction between
asked by Stephanie 
Drama
The ability of writers to completely identify with their characters is A. hypocrisy. B. ambiguity. C. negative capability. D. satire.
asked by Linda 
physics
A spring with a force constant of 100 N/m is used to push a 0.27 kg block of wood against a wall, as shown in the figure.
asked by I have no clue 
law
For an attorney, one of the most common negative aspects of the contingency fee is: (Points: 5) a. that the client may not pay him. b. the high degree of risk involved in the litigation. c. that the costs may be too high. d. that the judge may not grant
asked by John 
physics
A spring with a force constant of 100 N/m is used to push a 0.27 kg block of wood against a wall. (a) Find the minimum compression of the spring needed to keep the block from falling, given that the coefficient of static friction between the block and the
asked by I have no clue 
law
The legal business is a __________ industry. (Points: 5) regulatory statutory service judicial is it "Statutory"
asked by John 
mirror images
Can someone please explain what mirror images to me in simple terms.
asked by lo 
physics
a projectile is fired from the top of a building with an initial velocity straight upward at 40m/sec. the top of the building is 50 meters above the ground? a) the maximun height of the projectile above the building b) the time for the projectile to reach
asked by daniel 
Chemistry
Calculate your Kinetic Energy in Joules if you weigh50 kg and you are walking 2 meters/second. This is what I did: KE is Ek=1/2mv^2 So it would be Ek=1/2(50kg) x 2m/s Then I convert kg to pounds. There are .454kg in 1 lb so 50(.454)=22.7lbs
asked by Anonymous 
physics
a rock is thrown of a cliff with an horizontal velocity of 55.0 m/sec. it takes the rock 7.0 sec to hit the ground a) what is the height of the cliff. b)how far from the foot of the cliff does the rock hit the ground. c) what is the vertical component of
asked by ru 
algebra
fidn all solutions to x^4 + 3x^2 = 4x^3 + 1
asked by Nabil 
tanks
the weight of a elliptical tank
asked by trent 
chemistry
Cumene is a compound containing only C and H that is used in the production of Phenol and acetone in industry. combustion of 47.6 mg cumene produce some CO2 and 42.80 mg water. the molar mass of cumene is between 115125 g/mol. Determine the empirical and
asked by NONO 
algebra
invest $2,000, part earns 6% year and reh rest earned 11% year. Interest at end of year = $155. How much is invested at each rate?
asked by BJ 
algebra
open box made from 33 x 33 inch sheet of metal by cutting out xinch square from each corner and folding up the sides. What size square should be cut out to produce a box of maximum volume? (This is algebra class)
asked by Sushmitha 
physics
light travels at a constant speed of 3x10^11 centimeters/sec. how long does it take light to reach the earth a distance of 1.5x10^8 kilometers give your answer in seconds and minutes.
asked by help 
physics
A pelican ﬂying along a horizontal path drops a ﬁsh from a height of 5.5 m. The ﬁ!@#$%^&ravels 7.0 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s^2.
asked by Chelsea 
parphrasing
can somebody please help me paraphrase this please ?? For any state to make sex a qualification that must ever result in the disfranchisement of one entire half of the people, is to pass a bill of attainder, or, an ex post facto law, and is therefore a
asked by Anonymous 
math
pls. help.. The functions f and g satisfy f(x) + g(x) = 3x + 5 f(x) �� g(x) = 5x + 7 for all values of x. Determine the value of 2f(2)g(2).
asked by justme 
math
pls. help... The functions f and g satisfy f(x) + g(x) = 3x + 5 f(x)  g(x) = 5x + 7 for all values of x. Determine the value of 2f(2)g(2).
asked by justme 
math
Three di erent numbers are chosen at random from the set f1; 2; 3; 4; 5g. The numbers are arranged in increasing order. What is the probability that the resulting sequence is an arithmetic sequence?
asked by justme 
chem
what happens when a solution of water and t butyl are shaken up with saturated potassium carbonate?
asked by suel 
math
let w represent the number of words and m represent the number of minutes. Write a rule to show the relationship between w and m. 280 words in 8 mins
asked by nina 
Physical Science
Why is the viscosity of a liquid important?
asked by Amy 
Physics
A high diver of mass 69.4 kg jumps off a board 9.6 m above the water. The acceleration of gravity is 9.8 m/s2.If his downward motion is stopped 2.21 s after he enters the water, what average upward force did the water exert on him? Answer in units of N
asked by Neha 
MAT201
Fluctuation in the prices of precious metals such as gold have been empirically shown to be well approximated by a normal distribution when observed over short interval of time. In May 1995, the daily price of gold (1 troy ounce) was believed to have a
asked by Lamarr 
MATH
Of 1936 people who came into a blood bank to give blood, 200 people had high blood pressure. Estimate the probability that the next person who comes in to give blood will have high blood pressure.
asked by Lamarr 
math
The mass of one electron is 9.11 * 10(negative 28) grams. A uranium atom contains 92 electrons. Find the total mass of the electrons in a uranium atom. Express your answer in scientific notation.
asked by christy 
Science
In Hadley's cell model warm air rises at the equator and cold air sinks at the poles. Can someone tell me what these 2 questions mean? Surface air flow will be _________. Air flow aloft will be _______. Don't understand those two. Thanks
asked by Sue 
math
Identify the following amounts. 1. "Decidollar" 2. "Centidollar" 3. "Dekadollar 4. "kilodollar"
asked by christy 
math
What temperature is numerically the same in degrees Celsius and degrees Fahrenheit?
asked by christy 
chemistry
the reaction CO + 2H2CH3OH has a delta H 18 kJ. how will the amount of CH3OH be affected by the following. a) removing H2(g) b) decreasing the volume of the container.
asked by sexy 
chemistry
show how CH4 +O2=CO2+H2O obeys the law of conservation of mass
asked by denis 
algebra
how to work y= x4
asked by Anonymous 
Stats
Start with x=75 and add four x values to make a smaple of five data such that the standard deviation of these data equals 0.
asked by Jennifer 
chemistry
How many grams of carbon disulfide,CS2 will form if 0.450 mol of carbon is consumed in a 3C+2SO2=CS2 +2CO2 reaction
asked by denis 
physics
a sprinter exerts 850N on the starting blocks at 25 degrees to the horizon at the beginning of a race. what is the vertical force exerted at the blocks?
asked by jenny 
Comp 156
When writing a persuasive essay the ultimate goal is to persuade the reader. List three techniques that you can use in a persuasive essay that will help persuade a reader
asked by Wonk 
Comp 156
Using the Internet, find two examples of what you consider biased writing about the effect of videogames on children?
asked by Wonk 
statistics
Starting with a population that is normally distributed with a mean of 100 and a standard deviation of 12, answer the following questions (if possible). a. What is the probability of randomly drawing a single score between 100 and 106, p(100 < X < 106)? b.
asked by Daniel 
math
To rent a home water softnener, there is an installation fee of $60 plus a $ 25 monthly fee. Write a linear equaion to represent the total cost, y, of renting a water softener for x months. Use th linear equation to compute the cost of renting the water
asked by Javeria 
algebra 2
decribe the end behavior of the graph of the polynomial function.then evaluate the function for x=4,3,2...,4. equation is y=x^42x^2x1
asked by tae 
physics
a sprinter exerts 850N on the starting blocks at 25 degrees to the horizon at the beginning of a race. what is the vertical force exerted at the blocks?
asked by jenny 
Math
The universal law of gravitation determines the amount of force exerted by a constant mass (M) on another constant mass (m), separated by a distance (r), is given by the expression F = ( GmM )/r^2 a) What mathematical expression characterises the instant
asked by Raf 
Books
Is there any books that relate to middle school (for girls).
asked by Lila 
math
what is 27+49%7=
asked by Anonymous 
Public Administration
I Have a few questions, but I would first like for me to ask 2 questions. 1. What is organizational behavior and the behavior of people in public organization? 2. What are the techniques in management?
asked by David S. Mehdeh 
Spanish
Why do people have classes like spanish & french in middle high school ??? I'm curious
asked by Lila 
English
The following sentence is missing punctuation: “The crowd upset by the delay began to chant loudly for the band to appear.” Explain where the error has occurred in this sentence and how it can be fixed.
asked by Aran 
physics
a cannonball is fired horizontally straight up at a modest speed of 9.8. Compute its maximum altitude and the time it takes to reach that height
asked by Anonymous 
physical
A ball is thrown from the window of a highrise building with an initial velocity of 7.7 m/s at an angle of 34 deg. below the horizontal. The bill strikes the ground 4.2 seconds after being thrown. Find the height from which the ball was thrown.
asked by Anonymous 
Social Studies 9
Similarities and Differences Between Puritans and Jacobins; please don't link me a google search, i already searched it up and none of them were what i was looking for. i need 34 facts for each section. THANK YOU .
asked by Stephanie 
English
Identify what is wrong with the following sentence and make any corrections necessary: “I went the campus bookstore and purchased my textbooks, a few folders and a pair of AiPO socks.
asked by Aran 
English
I still have a doubt. Are the following sentences possible? 1) She accepted to drive me home. 2) Emma blamed me for taking her money. She accused me of taking her money.
asked by Henry2 
economics
You’re the manager of global opportunities for a U.S. manufacturer, who is considering expanding sales into Europe. Your market research has identified 3 potential market opportunities: England, France, and Germany. If you enter the English market, you
asked by Anonymous 
English
Identify what is wrong with the following sentence and make any corrections necessary: “I can’t stand drivers that tailgate other cars it is just plain dangerous to do so.
asked by Aran 
calculus
Consider the function y=x/(x+1) a) Find dy/dx b) Find the equation of the line tangent to the curve at x=2 c) Find the equation of the line normal to the curve at x=1
asked by Eric 
Fibonacci Numbers
I posted the question several days ago and Mathmate helped to guide me along. I am just unsure if I do not understand what he is saying or if I did complete the problem right. I would appreciate any input. 1.618034  .618034 = 2.236068/sqrt 5 = 1.00000 I
asked by Rachel 
English
. Identify which one of the following sentences is missing punctuation. Please correct the error and explain why the correction is necessary. a. I woke up when the book slipped from my lap and landed on my foot. b. After the book slid from my lap and
asked by Aran 
Research Methods
A personal trainer wants a random sample of her clients. She gets the list of all her clients from the gym manager and assigns each one a number. She then uses a table of random numbers to select 50 clients from the list.
asked by Jill 
Research Methods
A researcher wants to obtain a random sample of the 800 cows from a local farm. He decides to ask the farmer to give him the ear tag numbers of 100 cows he can use in his study. The researcher puts these tag numbers into a hat and randomly chooses 40 to
asked by Jill 
Research Methods
A researcher wants to attain a random sample of young drivers who have received DUIs within the last year. Using the PREP system, he asks all first year students at WLU who have received a DUI to volunteer for the study. Thirtyfive students actually admit
asked by Jill 
Calculus
Compute lim √(3s)√(3+s))/s s→0
asked by Kat 
english
. Identify which one of the following sentences contains an unnecessary comma. Please correct the error and explain why the correction is necessary. a. I must have been completely absorbed in my work, because I totally forgot about the meeting. b. Because
asked by Aran 
english
the difference between a dash and a hyphen. Compose sentences of your own to illustrate your points.
asked by Aran 
Trig
Find the exact value of tan 5pi/12 using the halfangle identity.
asked by Cynthia 
math word problem
the boiling point of water 212 degree f. this is 180 degree more than its freezing point. define the variable. then write and solve an equation to find the frezzing point of water. show your work. the variable would be: d could be the variable. f + 180 =
asked by marko 
algebra phyics word problem
at 20 degree C the speed of sound in air is 344 m/s. This is 1.117 m/s slower than the speed of sound in water. write and solve an equation to find the speed of sound in water. i started writeing this but im not sure how to do this: 344  s = 344 im not
asked by marko 
Science
Why do lithium and sodium exhibit similar chemical behavior?
asked by Sheryl 
science
Under what circumstances would you expect the shared electron pair to be equal distances on the average from each of the atoms participating in a covalent bond?
asked by Sheryl 
Health
Could you help me define these skils: communication, teamwork, technical, safety practices, and health maintenence
asked by Anonymous 
chemistry
The pH of 6.0 M KOH is 13.78. What is the hydrogen ion concentration of this solution
asked by Danielle 
Chemistry  please helpthanks
Posted by anne on Saturday, October 15, 2011 at 1:03am. Hi, Please advise on the following:  A procedure for the determination of Impurities A & B in a compound says to use a 4.6 x 150mm x 3um column (stationary phase: octadecylsilyl silica gel). The
asked by anne 
mathamatic
okay...is this even possible? because i've tried every way i can think of, and i think this might be impossible to solve? the problem is: find five consecutive odd integers such that the sum of the first and the fith is one less than three times the
asked by Bina 
statistics
draw a distribution curve that represents the following distribution of scores: results of 6th grade math test given to college students
asked by Lopez 
english
what is introductory material. Provide an example and then explain what kind of punctuation is needed and why? Introductory material introduces the subject of the sentence. Although he faced 3 years in prison, Bishop told the truth. The sentence needs a
asked by Aran 
math
Square OPQR has vertices O(0; 0), P(0; 8), Q(8; 8), and R(8; 0). The parabola with equation y = a(x �� 2)(x �� 6) intersects the sides of the square OPQR at points K, L, M, and N. Determine all the values of a for which the area
asked by justme 
chemistry 12
how would i sketch a pH curve for the titration of40.00mL of 0.100 M hydrazine H2NNH2(aq) having a Kb of 3.0x10^6 by 0.100M HCIO4(aq) ?
asked by Mike 
websites
How do upload your own video on prezi. com with audio?
asked by Anonymous 
physical
height=42m,speed=250m/s, how long will the object remain in air?
asked by yvonne 
Finance
Can anyone explain to me how to use this formula? Cost of failing to take a cash discount Disc ount percent 100 percent Discount percent 3 60 Final due date Discount period I am trying to calculate Assume the proceeds from the loan with the
asked by Kimmie 
English
Where can I find out the history of the words difficult and challenge and be able to write a paragraph on them each? Tried Google.
asked by Nicole 
statistics
A study of graduates average grades and degrees showed the following results: B.S. Degrees, 15 graduates averaged Grade A, 8 graduates averaged Grade B, and 5 graduates averaged grade C. Graduates who had a B.A. Degree, 8 averaged grade A, 12 averaged
asked by Karen 
physics
A small fish is dropped by a pelican that is rising steadily at 0.61 m/s. After 3.2 s, what is the velocity of the fish? The acceleration of gravity is 9.81 m/s2. Answer in units of m/s How far below the pelican is the fish after the 3.2 s?
asked by anonymous 
calculus
A trough is 12 feet long and 3 feet across at the top. It ends are isosceles triangles with a height of 3 feet. If water is being pumped into the trough at 2.5 cubic feet per minute, how fast is the water level rising when the water is 1 foot deep?
asked by Kelsey 
calculus
Find all discontinuities of the given function. Also, describe the discontinuities. f(x)= [(x8)^2(x+3)(2x^2+3x5)]/[(x+4)^2(2x+5)(x3)(x^21)]
asked by Ian 
calculus
Given the function: f(x)=x^34x^2+6x3 a) Find the average rate of change of the function on the interval [2,4] b)find the instantaneous rate of change of the function at x=3.
asked by Lyanne 
physics
A model rocket is launched straight upward with an initial speed of 51.6 m/s. It acceler ates with a constant upward acceleration of 1.96 m/s2 until its engines stop at an altitude of 230 m. The acceleration of gravity is 9.81m/s^2. When does the rocket
asked by anonymous 
please help
Im writing a character analysis on the main characters on the movie Heathers but im having a hard time if anyone has seen this movie and understands the characters please help. p.s I went to the websites on google and they havent helped hopefully one of
asked by rainy 
geometry
show that points A= (10,12,13), B=(13,14,14), and C=(18,18,16) are not collinear
asked by Karen 
English
Hi I have to write about the following and I have no idea what to write. Please help I am so confused, thanks. Identify two parallels (or thematic echoes) between Synge's Playboy of the Western World and Sophocle's, Oiedipus the King. What is the
asked by Jon 
business
which part of the comprehensive financial plan do rent and food fall under
asked by Anonymous 
Chemistry
If 1.000g of (potash) K2CO3 reacts with H2SO4 to produce 145 mL of CO2 gas at STP, what is percentage of Potassium Carbonate in the marble sample?
asked by Sarah J 
algebra
solve system of equations: y = 2x^3  2x^2 y = 6x^2 +30x I know (0,0) is one point. How do I get others?
asked by Sushmitha 
physics
A small fish is dropped by a pelican that is rising steadily at 0.61 m/s.The acceleration of gravity is 9.81 m/s2. How far below the pelican is the fish after the 3.1 s?
asked by anonymous 
algebra
Find all positive solutions to: x^6 + 7x = 4x^4  x^2 + 8
asked by Nilan 
CHEMISTRY
IDENTIFY THE CONJUGATE ACIDBASE PAIR IN THE FOLLOWING REACTIONS. A) HSO4^ + SO3^2 HSO3^ + SO4^2 B) S^2 + H20 HS^ + OH^ C) CN^ + H3O^+ HCN + H2O D) H2SE + H2O HSE^ + H3O^+
asked by HELPPPPP 
CHEMISTRY
AT A CERTAIN TEMPERATURE, THE REACTION CO(g) + 2H2(g) CH3OH (g) has Kc = 0.500 CO= 0.180 M H2= 0.220 M WHAT IS THE CONCENTRATION OF CH3OH?
asked by HELP IM LOST 
physics
A cable is used to raise a 30 urn from an underwater archeological site. There is a 29 drag force from the water as the urn is raised at a constant speed.
asked by Anonymous 
Maths
Simplify 3x5(2x4)
asked by Malzahar 
physics 911
A force ~F = Fx ˆı+Fy ˆ acts on a particle that undergoes a displacement of ~s = sx ˆı + sy ˆ where Fx = 10 N, Fy = −1 N, sx = 5 m, and sy = 3 m. Find the work done by the force on the particle. Answer in units of J b) Find the angle between ~F
asked by physics 
Physics
The highest barrier that a projectile can clear is 14.5 m, when the projectile is launched at an angle of 31.0 ° above the horizontal. What is the projectile's launch speed?
asked by Heather 
Genetics
Suppose that a mating between phenotypically normal parents produces two normal daughter and one son affected with hemophilia (xlinked disorder). 1)What is the probability that both of the daughters are heterozygous carriers? so obviously the two parents
asked by Billy 
geography
which state usually has the coldest year round weather and why: Tennessee, Oregon, Arizona, Georgia? My answer is Oregon. Why? Because it is farther North than Tennessee, Arizona, and Georgia. Am I right?
asked by Reed 
geography
What is the largest gulf in the world? My findings all point to the Gulf of Mexico as being the world's largest. Am I right? One more quick one. The term geographers use when they refer to the land masses of Europe and Asia as one is Eurasia. Is that
asked by Reed 
college algebra
how long will it take an investment of $5000 to grow to $8000 if it is invested at 7.8% per year compounded weekly?
asked by kate 
social studies
whats the holy book of islam
asked by kobe jenkins 
Chemistry
Hi Please help verify my answer to the following question: 0.500g of pure phosphorous was burned in excess pure oxygen to give a product that has a mass of 1.145 g. What is the empirical formula of the resulting compound? By the use of a mass spectrometer
asked by Helpme 
english
mrs. sally johnson lives in dallas texass whats the capitalization?
asked by courtney 
calculus
Find the equation of the line that is tangent to the graph of: x^2cosy +5y^2=(1/4)x^2 , at the point (2π,π)
asked by Rudy 
calculus
How to solve for "t"  stepbystep sqrt(2t1) + sqrt(3t+3) = 5 Thank you very much.
asked by Jonathan 
Biology
What does it mean to say that two genes are "linked"? Can linked genes assort independently? Why or why not?
asked by Anonymous 
algebra
Considering the following equation: 4y + 7x = 23 I have to solve the equation for y, but I can't use mixed numbers in my answer.
asked by Anonymous 
Chemistry
you have 505mL of a .125 M HCl solution and you want to dilute it to exactly .100. How much water should you add? I got (.125M)(505mL)=(.100M)(Vf)= 631.25. But on my answer sheet they got 126 mL of H2O???? I don't know how she got it.
asked by Gracy 
math
What are two equivalent fractions for 3/10 and 7/13 and 15/33?
asked by Berenice chico 
english
what do you call a person who can not function with out a leader
asked by kt 
Analytical Chemistry
Need help with question. Calculate the pH of a buffer prepared by adding 100mL of 0.0500M NaOH to 100mL of 0.175M CH3COOH. so far I have calculated mols of CH3COOH>H+ + CH3OO CH3COOH=0.1L*0.175mol/1L=0.0175mol OH=0.1L*0.0500/1L=0.00500mol Not sure
asked by Caral 
algebra
Make a box with a square base using only 250 square feet of material. what dimensions for the box will produce a maximum valume? what is the maximym volume?
asked by Nabil