Questions Asked on
February 19, 2015

Anthropology
What are the formal and informal mechanisms of social control? Give examples. Can I get help here. I know formal is law and informal is difficult to label.
asked by jimmy 
AP calc
Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about the specified axis. y = 8x − x^2, y = 12; about x = 2
asked by Emma 
math
If 3000 dollars is invested in a bank account at an interest rate of 9 per cent per year, find the amount in the bank after 5 years if interest is compounded annually
asked by Anonymous 
Math
Tell whether the difference between the two integers is always, sometimes, or never positive. 1)Two positive integers. Never 2)Two negative integers. Sometimes. 3)A positive integer and a negative integer. Sometimes. 4)A negative integer and positive
asked by Zero 
Finance
You are interested in a new Ford Taurus. After visiting your Ford dealer, doing your research on the best leases available, you have three options. (i) Purchase the car for cash and receive a $1,900 cash rebate from Dealer A. The price of the car is
asked by Anonymous 
Algebra
A car rental agency advertised renting a car for $24.95 per day and $0.33 per mile.If David rents this car for 3 days, how many whole miles can he drive on a $100 budget?
asked by Ray 
Science
Which of the following is true about the magnetic field diagram below. Its shows 3 Arrows on top pointing to B A B 3 Arrows on bottom pointing to B A A is the south pole and B is the north pole B A is the north pole and B is the south pole C A and B are
asked by BUBBLES 
language arts
Read the following passage from the Odyssey, in which the Cyclops has captured Odysseus and his men: "You are a ninny, or else you come from the other end of nowhere, telling me, mind the gods! We Cyclopes care not a whistle for your thundering Zeus or all
asked by sandra 
english
1. The speaker in "The Road Not Taken" is a person who (1 point) is lost in the woods. remembers making a decision. is currently standing at a fork in the road. likes to walk on a wellbeaten pat
asked by PLZ... CHECK MY WOK~English 
Chemistry
A 100.0 g sample of ice at 15°C is heated until it is converted to water vapour at 120.0°C. Calculate the total energy change.
asked by Anonymous 
chemistry
Given the following information about electronegativity, which binary compound would form covelant bonds with the greatest polarity? Element Electronegativity H 2.1 Li 1.0 S 2.5 Al 1.5 F 4.0 Cl 3.0 A. HCl B. LiF C. H2S D. AlH3
asked by Morgan 
math
A basket contained 75 brown eggs and some white eggs. Salima found that 15% of the total number of eggs were rotten. Of the rotten eggs,2/3 were white and the remaining 6 were brown. a) How many white eggs were there altogether? b) How many eggs were not
asked by al 
Finance
You are interested in a new Ford Taurus. After visiting your Ford dealer, doing your research on the best leases available, you have three options. (i) Purchase the car for cash and receive a $1,900 cash rebate from Dealer A. The price of the car is
asked by Anonymous 
organic chemistry
Provide a structure for the following compound: C9H10O3; IR: 2400–3200, 1700, 1630 cm–1; 1H NMR: δ 1.53 (3H, t, J = 8 Hz); δ 4.32 (2H, q, J = 8 Hz); δ 7.08, δ 8.13 (4H, pair of leaning doublets, J = 10 Hz); δ 10 (1H, broad, disappears with D2O
asked by Joseph 
Social Studies
Which of the following describes the Gilded Age? Choose all that apply A a period of great prosperity for all Americans B a time of great social change and industrialization in America****** C a period of great prosperity for some Americans******** D a
asked by BUBBLES 
language arts
Read the following passage from the Odyssey: “There’s our sign! I know not more. Could someone else’s hand have sawn that trunk and dragged the frame away?” Their secret! as she heard it told, her knees grew tremulous and weak, her heart failed
asked by sandra 
Chemistry
Strong base is dissolved in 535 mL of 0.200 M weak acid (Ka = 3.16 × 105) to make a buffer with a pH of 4.04. Assume that the volume remains constant when the base is added. HA (aq)+ OH^(aq) > H2O(l) + A^(aq) Calculate the pKa value of the acid and
asked by Stefanny Guerra 
Math
840 stickers were given to 42 children. ⅔ of the children were boys, and each of them received the same number of stickers. Each girl received twice as many stickers as each boy. How many stickers did each girl receive? Explain how you got your answer.
asked by Anonymous 
physics
a projectile is thrown from the ground with an initial velocity of 20.0m/s at an angle of 40 degrees above the horizontal, find the maximum height,the time required to reach its maximum height,c) it velocity at the top of the trajectory.d) the range of the
asked by daniel 
Biology
Which of the following solutions bathing a red blood cell would be considered isotonic? Which of the following solutions bathing a red blood cell would be considered isotonic? a solution containing 300 mM NaCl a solution containing 150 mM glucose a
asked by Anonymous 
Math
Given the following information about a sample, calculate a z score for a test grade of 91. = 87, s = 4.01
asked by Norma 
Math/Compound Interest
1. Use the compound interest table to find the compound amount earned on a $5,900 deposit for 10 years at 10% compounded semiannually. _____________________________________ A. 9,610.45 b. 15,654.47 c. 3,710.45 d. 12,375.66 2. Megan deposited $6,000 in an
asked by Mac 
language arts
Read the following hyperbole from Orpheus and Eurydice: “Rivers stopped flowing along the banks so that they could hear Orpheus, whose music was more harmonious than theirs.” What is the most likely reason that the author included this hyperbole? a)to
asked by sandra 
Chemistry
A reaction in which X and Y form products was found to be second order in X and first order in Y. By what factor will the rate of the reaction change if [X] is doubled and [Y] is tripled? a. 10 b. 12 c. 20 d. 2
asked by Student 
Science Help Plz
which of the following statements about earths atmosphere is true? a. earths atmosphere contains 78 percent water vapor which is essential to life b. earhts atmoshpere contains 21 percent oxygen c. earths atmosphere contains carbon dioxide which all life
asked by Kaitlyn 
chemistry
Find the mass in grams of a 240 ml sample of dry air at a pressure of 750 mmHg and a temperature of 19 degrees celsius.
asked by Kimmy 
English check
1. Which description fits the limerick about the fellow named Hall? 1)a poem about something funny with five lines. ****** 2)a serious poem without rhyme 3)a love poem with rhymes and rhythm 4)a poem about nature with three lines 2. The rhythm and rhyme
asked by Hailey 
inequalities (math)
write an inequality for this sentence the roller coaster is less than 3 minutes
asked by angelina 
math
the 6th term of A.P. is 5 times the fifth term and the 11th term is exceeds twice the fifth term by three.find the 8th term
asked by ap 
Chemistry
An unknown gas sample is collected in a 255mL container at 25 C and 755 mmHg. How many moles of gas are present? show solution please so i can learn:D
asked by Dianne 
maths
my exams are starting from next week i am facing so much problems in perimeter and area of simple geometrical figures . my question is ;find the area , in square centimetres , of a rectangular strip of board 3.28 m long and 75 mm wide . the second question
asked by alizeh ali mir 
math
After 5 years, marcels account earned $ 600 in interest. If the interest rate is 0.03, how much did marcel initially invest?
asked by k 
science
this muscle helps to transport blood to and from the heart A. smooth muscle B. cardiac muscle C. skeletal muscle D. involuntary muscle. Is it D
asked by Anonymous 
Chemistry
Calculate the rms speed of Br2 molecules at 23 °C and 1.00 atm. What is the rms speed of Br2 at 23 °C and 1.50 atm?
asked by Julie 
Chemistry
A balloon filled with 1.35 atm of dimethyl ether gas and 5.25 atm of oxygen gas at 27 °C has an initial volume 2.00L They react according to the following reaction: C2H6O (g) + 3 O2 (g) > 2 CO2 (g) + 3 H2O (g) The system is allowed to back cool down to
asked by T 
ALGEBRA
Max charges $3.50 per hour when he mows lawns, plus $6.00 for transportation expenses. Which function rule represents the amount y Max charges to mow lawns for x hours? y = 9.50x y = 6.00x + 3.50 y = 3.50x + 6.00***** y = 2.5x
asked by BUBBLES 
Physics
A truck runs into a pile of sand, moving 1.6m as it slows to a stop. The magnitude of the work that the sand does on the truck is 6.0×105J. What is its average force that the sand exerts on the truck?
asked by Derp 
Chemistry
The solubility of insoluble substances changes depending on the nature of the solution. Below are two solutions in which Cu(OH)2 is dissolved; in each case, the solubility of Cu(OH)2 in those solutions is not the same as it is in pure water. (a) For each
asked by Henry 
Chemistry
In a coffeecup calorimeter, 1.50 g of NH4NO3 is mixed with 72.0 g of water at an initial temperature of 25.00°C. After dissolution of the salt, the final temperature of the calorimeter contents is 23.65°C. Assuming the solution has a heat capacity of
asked by Courtney 
law
How do you use supportive and directive leadership to motivate the correctional officers assigned to you?
asked by sharday 
Finance
Bob bought an 8.5% annual coupon bond at par. One year later, he sold the bond at a quoted price of 98. During the year, market interest rates rose and inflation was 3%. What real rate of return did Bob earn on this investment?
asked by Alex 
Physics
Hi, just need a little help with this physics question please. A cylindrical tank of water is located 68m deep in water. An air lock at the bottome of the tank allows access. The sailor must wait while the air pressure in the lock is increased until it
asked by Sally 
SST Alamo
Sam cut a pie into equal slices. There are only three slices left. The angle measure for the three slices is 72degrees. How many slices did Sam cut the pie into?
asked by Leigh 
math
please explain #urgent the sum to infinity of a convergent series is 243. the sum of the first five terms is 242. how do you determine the values of the common ratio and the first term
asked by charlie123 
Math
"The conjugate of the sum of two complex numbers is equal to the sum of the conjugates of the two complex numbers." This is true right?
asked by Jay 
Algebra 1
How many real number solutions are there to the equation 0=3x^2+x4?
asked by Steve 
Algebra 2
The third and sixth terms of a geometric sequence are 75 and 9375 respectively. Find the first term, the common ratio, and an explicit rule for the nth term.
asked by Kennedy 
math
Please check 6 more than a number n 6(n)+9 A number m multiplied by 7 7xm 9 less than a number w 9w The sum of a number a and 9 9+a A number k minus 7 K7 5 times a number h,plus 12 5*h + 12 5 increased by a number g 5+g
asked by marybeth 
Science
How do thermometers relate to the kinetic energy of particles of matter? Can someone please help quick I need help and I need the answer to be at least a couple of sentences I have no clue what the answer is but this is only the second question I have
asked by LOL 101 
Math
A square piece of paper is folded in half to make a rectangle. The perimeter of the rectangle is 24.9 cm. What is the side length of the square piece of paper?
asked by Troy 
math
A group of 148 people is spending five days at a summer camp. The cook ordered 12 pounds of food for each adult and 9 pounds of food for each child. A total of 1410 pounds of food was ordered. Write a system of equations that describes this situation, and
asked by Linda 
Chemistry
Suppose a galvanic cell contains one nickel electrode and one copper electrode. At 25°C, nickel has a negative reduction potential and copper has a positive reduction potential. At which electrode will reduction occur? Explain. I believe the copper will
asked by Morgan 
Calculus
On planet Calculi, acceleration due to gravity is 20 ft/sec^2. A ball is thrown upward with an initial velocity of 40ft/sec from an initial height of 50. a) Write the equation for the height of the ball, s(t), at time t. b) Find the velocity when the ball
asked by Anonymous 
Geometry II
A conveyor belt carries supplies from the first floor to the second floor, which is 12 feet higher. The belt makes a 60° angle with the ground. How far do the supplies travel from one end of the conveyor belt to the other? Round your answer to the nearest
asked by Anonymous 
history
How was the presidencies of Harding and Coolidge different
asked by candy83410 
math
Pete is standing 2 feet away from a mirror on the ground. Pete is 5 feet tall and can just see the top of the tree in the mirror from where he is standing. The two triangles formed in the picture above are similar. If the mirror is 12 feet away from the
asked by kimberlyyanez 
Health
after neglecting to look before diving into the pool, your friend hits his head on a rock and disrupts his __________ causing him to be paralyzed from his waist down A. cardiovascular system*** B. circulatory system C. nervous system D. endocrine system
asked by Ann 
chemistry
Given the following information about electronegativity, which binary compound would form covelant bonds with the greatest polarity? Element Electronegativity H 2.1 Li 1.0 S 2.5 Al 1.5 F 4.0 Cl 3.0 A. HCl B. LiF C. H2S D. AlH3
asked by Morgan 
Algebra 1
Earth has a radius of about 6.4 x 10 to the 6th power m. Approximate the surface area of earth using the formula for the surface area is a sphere, S = 4 pi r squared. Earths surface is about 70 percent water. About how many square meters of earths surface
asked by Lauren 
LA
When did William Shakespeare live? A. in the late fifteenth and early sixteenth century b. in the late sixteenth and early seventeenth century c.in the late seventeenth and early eighteenth century Answer A 2. Which is NOT one of the differences between
asked by Shawn 
math
There is a slide in the park that is 18 feet long. The ladder to the top of the slide is 7.5 feet long. If the ladder and the slide are perpendicular, what is d, the distance from the top of the slide to the ground? If necessary, round to the nearest tenth
asked by Olivia 
Physics
A projectile on level ground is launched with a certain speed vi and has a downrange distance of vx what is its new downrange distance if it is launched with a speed of 4vi instead?
asked by Dan 
PHYSICS Electricity
A carbon atom's nucleus and its electrons become separated by 20nm . How much work does it take to separate them in J?I found the magnitude of the force the nucleus feels from the electrons,2.07*10^11 N but the work? Could ex[lain me please?
asked by Maurice 
math
358/3= Estimate with 1 digit divisor
asked by niya 
Chemistry
At standard temperature and pressure, a 1.00mol sample of argon gas is vented into a 22.4L rigid box that already contains 1.00 mol of nitrogen gas. We would expect the argon gas to:
asked by Julie 
Science
A blind person walks the neighborhood making loud clicking noises with his tongue. He doesn't use a walking stick nor does he have a seeingeyedog. However, he avoids every obstacle and is able to navigate his way around the neighborhood safely. What can
asked by Callie 
math
a 10 foot ladder is leaning againts a wall the base of the ladder is 2 feet from the base of the building, how far up the building does the ladder fall?
asked by mardochee 
Computer Applications  Microsoft Office Word 2007
I have a quick question about Microsoft Office Word. What is the arrow indicator in Microsoft Office Word? I am really confused about this. I have tried looking it up, but I had no luck finding information about the arrow indicator. If anyone knows what it
asked by Brady 
Math
Could someone help with this problem, I have tried numerous of times to solve it. Thank you. Achieve $225,500 at 8.55% compounded continuously for 8 years, 125 days.
asked by Denise 
Geometry
You make a scale drawing of a tree using the scale 5 in. = 27f ft. If the tree is 67.5 ft. tall, how tall is the scale drawing
asked by Anonymous 
Physics
A wheel 32.6 cm in diameter accelerates uniformly from 247 rpm to 378 rpm in 6.54 s. How far will a point on the edge of the wheel have traveled in this time
asked by Anonymous 
math
HOW do I solve this equation? 6X 5(X  13)=131. WHAT IS THE RULE OF ORDER TO DO THIS? THANK YOU
asked by sam 
ALGEBRA
given the function rule f(x)=x^25x, what is the output of f(3) a 7 b 5 c 25***** d 5
asked by BUBBLES 
math
Consider a slide shaped like a right triangle. The base of the slide is 45 feet away from the ladder. The top of the slide is 20 feet high. a) What is the slope of the slide. b) write an equation for the line that the slide would form. c) Lets say you were
asked by kat 
Finance
You have been living in the house you bought 6 years ago for $250,000. At that time, you took out a loan for 80% of the house at a fixed rate 25year loan at an annual stated rate of 9.5%. You have just paid off the 72th monthly payment. Interest rates
asked by Anonymous 
ALGEBRA
Max charges $3.50 per hour when he mows lawns, plus $6.00 for transportation expenses. Which function rule represents the amount y Max charges to mow lawns for x hours? y = 9.50x y = 6.00x + 3.50 y = 3.50x + 6.00***** y = 2.5x The sale price of ground beef
asked by BUBBLES 
Chemistry
"Find the total energy lost by the contents of a Styrofoam picnic cooler when a 3.60 kg block of ice placed inside the cooler completely melts (at 0 Celsius). The ice had an initial temperature of 10.00 Celsius." My ans are q1=72360J n q2=21672 q=94032J
asked by Arman 
Science
A fabric artist creates the elaborate banners that will be carried in battle. What role in the conflict is the artist taking on? A. Supporting the troops B. Documenting history. C. Raising awarenesss of an issue. D. Protesting of an event or circumstance.
asked by Callie 
Calculus Physics
A 1559kg car moves at 15.0 m/s. What is the magnitude of the horizontal net force needed to bring the car to a halt in a distance of 50.0 m?
asked by danny 
Education
Dr. Muse, a sociocultural theorist, speculates that children's ability to reminisce about the past can be promoted through adult teaching. This is an example of a A. Theory B. Research Question C. Hypothesis D. Research method
asked by PI 
Math
The movie mike watched lasted 1 hour 26 minutes.how many minutes did the movie last?
asked by Sarahi 
physics
The engine of a racing car of mass m delivers a constant power P at full throttle. Assuming that the friction drag force on the car is proportional to the velocity: Fdrag = cv where c is a positive constant.What maximum speed can be attained by the car on
asked by Anonymous 
math
A cylinder is rolled three complete revolutions to create a rectangular shape 32 inches long and 12 inches wide. Write an expression for the area of the rectangle in terms of the diameter of the cylinder. Show how you could use this expression to find a
asked by Anonymous 
physics
The engine of a racing car of mass m delivers a constant power P at full throttle. Assuming that the friction drag force on the car is proportional to the velocity: Fdrag = cv where c is a positive constant.What maximum speed can be attained by the car on
asked by Anonymous 
Biology
Color Blindness is inherited as a sex linked recessive. If a color blind woman marries a man with normal vision, what would you expect in their children? Show a cross I put that X x Xx x
asked by Ash 
math
Solve the equation sin (5/2θ) = 1/2 for 0°≤0 ≤ 180° sin(5/2θ) = 1/2 5θ/2 = 30 θ = 12 78, 168
asked by kudu 
Chemistry
A 500.0 mL sample of saturated nickel(II) phosphate solution was analyzed spectrophotometrically and found to contain 1.88 × 105 g of nickel. (a) Determine the molarity of the nickel(II) phosphate solution. (b) Calculate the solubility product constant,
asked by Henry 
Chemistry
Human bodies maintain their balance (homeostasis) through a series of equilibria. An important equilibrium involves calcium ion because Ca2+ is important for muscle contractions in the heart as well as for strong bones. Bone is a complex tissue consisting
asked by Henry 
physics
A lab class conducts a 1000 trial scattering probability experiment. Nine (9) target marbles were used on a 45.0 cm wide board. The marble diameter was calculated to be 1.48 cm. How many hits were recorded during the experiment? If the standard value for
asked by Twin 
physics
what would the pressure be if box was turned so the smallest surface was touching ground. Box dimensions: length 25cm, width 10cm, height 4cm, mass 4kg
asked by Fran 
College Physics
A lab class conducts a 1000 trial scattering probability experiment. Nine (9) target marbles were used on a 45.0 cm wide board. The marble diameter was calculated to be 1.48 cm. How many hits were recorded during the experiment? If the standard value for
asked by Twin 
geometry
On a map, 2 cm represents 68 miles. How many miles away are two,cities that are 7 cm apart on the map
asked by Belal 
english
Can you apply the situational leadership theory to improve the relationship with your officers?
asked by sharday 
chemistry
(2*10^3g/8.165g)/(0.071cm^3/0.051cm^3)
asked by zahra 
business
explain operation within the context o one manufacturing /production organisation.
asked by saimi 
Art
A magazine photographer publishes a book of two years' worth of images on the war in the Middle East. Why is it important for the public to view this collection of art? A. It is important as a way to inspire war protests. B. It is important as a way to
asked by Callie 
physics
You are a pirate working for Dread Pirate Roberts. You are in charge of a cannon that exerts a force 20000 N on a cannon ball while the ball is in the barrel of the cannon. The length of the cannon barrel is 1.88 m and the cannon is aimed at a 44◦ angle
asked by Anonymous 
physics
a ball tossed upward at an initial angle has an initial vertical velocity of 20 m/s and horizontal velocity component at 2m/s. the allocation of the ball is shown at 1 second .sketch the diagram of the motion
asked by kylle 
physics
The equation given is 2SO2(g)+O2(g)>2SO3(g), and if 224L/h of O2 (at standard temp and pressure) is consumed by the reaction, how much power is produced? I can't go further than P=Work/Time and Work=P times change in V I've tried 224x2224x3/60^2 but
asked by Sally 
chemistry
An aqueous solution at 25 °C is 10.0% HNO3 by mass and has a density of 1.051 g/mL. What is the pH?
asked by Anonymous 
AP calc
Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about the specified axis. y = 13 sqr.(x) y = 0, x = 1; about x = −3
asked by Emma 
math
A. Of 300 games that were randomly checked,6 games were defective.what is the experimental probability that a game is defective. And B.If the trend continues at this rate what is the best prediction of the number of defective games if 1,800 games were
asked by marshal 
physics
The water storage tank has a diameter of 0.5m and contains 150L of water. You find a small hole rusted in the base, with a diameter of 10mm. what is the velocity of the water flowing out of the hole? So, i feel like I need to somehow use both Bernoullis
asked by Sally 
law
How can participative and achievementoriented leadership motivate officers?
asked by sharday 
physics
1.A 910 kg racecar starts from rest and reaches a speed of 25.1 m/s in 0.48 s. a)What is the average acceleration of the racecar during this time period? b)What is the magnitude of the net force on the racecar? for a) I know: Mass= 910kg V=25.1m/s T=0.48s
asked by Natasha 
law
Can situational leadership be applied to inmates?
asked by sharday 
Ap calc
Use the method of cylindrical shells to find the volume V of the solid obtained by rotating the region bounded by the given curves about the xaxis. x + y = 3, x = 4 − (y − 1)^2
asked by Emma 
math
The spinner is decided into 8 equal sections.2e,3a,1 b,1c,1d.If the spinner is spun 120 times how many times will the arrow land on E?
asked by marshal 
Art
Drawing: Alexander the Great in His Conquest of Asia by Marzio di Colantonio. How has Colantonio used visual composition to communicate the glory of war in Alexander the Great and His Conquest of Asia? A. Colantonio shows exuberant soldiers celerbrating
asked by Callie 
creative writing
In Merwin's essay Unchopping A Tree, the idea that it is more difficult, and often impossible, to fix something than to break it is an example of the essay's:
asked by lowlow 
chemistry
How many grams of water are required to completely hydrolyze 0.54 grams of lidocaine? What type of be equation should be used?
asked by Bob 
Finance
You have been living in the house you bought 6 years ago for $250,000. At that time, you took out a loan for 80% of the house at a fixed rate 25year loan at an annual stated rate of 9.5%. You have just paid off the 72th monthly payment. Interest rates
asked by Anonymous 
Dynamics
The 25lbf block has an initial speed for v0 = 10 ft/s when it is midway between springs A and B. The coefficient of static and kinetic friction between the plane and the block are μs = 0.45 and μk = 0.4, respectively. After striking spring B, the block
asked by James 
MAth
840 stickers were given to 42 children. ⅔ of the children were boys, and each of them received the same number of stickers. Each girl received twice as many stickers as each boy. How many stickers did each girl receive? Explain how you got your answer.
asked by Anonymous 
Java [Introduction to programming]
T he volume of a sphere is given by [2marks] V = 4 / 3 ( π r 3 ) I f the radius is given by a va riable radius of type double, write a java expression for the volume
asked by Thuto 
algebra
how many ounces of a 26% alcohol solution and a 44% alcohol solution must be combined to obtain 56 ounces of a 29% solution?
asked by Junior 
math
Organisers for a polytechnic graduation has three sections of chairs to seat graduates, faculty and invited. 1120 chairs have been arranged for the graduatesm 1400 for the invited guests and 896 for the lecturers, if all the rows have the same number of
asked by Tuhafeni 
GPH
How do the five factors influencing climate patterns affect St. Louis, Missouri (38°39' N, 90°W; elevation 535 ft.) and Singapore (1°24'N, 103°55'E; elevation 16 ft.)?
asked by DE 
history
how can you describe the economy of the 1920s
asked by Allt 
Math
Hi! Can someone help me with these? Thanks a bunch! :) 1.) Find the dot product. ∙ 2.) Find the dot product of u and v. u = v =
asked by Heather 
thete
A sample of beach sand contains sand particles of different colors, small pebbles, and also shells. Each component contains different metals and minerals. The pebbles and shells can easily be separated from the sand. Which term or terms could be used to
asked by Anonymous 
algebra
i need help can someone explain how to do this X+3+2x=X+35X what is the answer or can someone help me?
asked by math 
Math
How would you write 5 less than twice the length equals 11 in algebraic equation?
asked by Cristal 
chemistry
Epsom salts is magnesium sulfate heptahydrate. If a student takes 2.50 g of Epsom salts and heats it to drive off the water, how much mass should the student expect to lose? ( I know that hepta is 7 but that's still not making sense to me)
asked by Ashley 
MATH
A new sequence is formed by adding together the corresponding terms of a geometric sequence and an arithmetric sequence. the geometric sequence has a common ratio of 3 and the arthmetric sequence has a common difference of 2. The first two terms of the
asked by charlie123 
MATH
In the arithmertic sequence series: a+(a+d)+(a+2d)+...+(ld)+l,a is the first term,d the common difference and l the last term. how do prove that Sn=n/2[a+1]
asked by GARY12 
math
How do prove without using a formula , that the sum of the series 3²+3³+3to the power of 6+...to 20 terms is given by S20 =9/8(9to the power of 20 1)
asked by ABBY 
chemistry
I have a lab finished and I have to find the dehydrated sample (show calculations) and the value of n (show calculations). I just need to know how I go about finding these answers using my data?
asked by Ashley 
Algebra 1
If you had the following what model is most appropriate? y 3 1 0 1 x 2 1 1/2, 0 quadratic linear exponential line
asked by Steve 
Anthropology
Ms. Sue, can you please assist me on this? How has globalization affected cultural identities and consumerism? In today’s world the problem of cultural identity shouldn’t be miscalculated. In the world today there are more nation are affected by the
asked by jimmy 
math
Emma os using connecting cubes to make a rectangular model with a height of one connecting cube. With her cubes she can make the model in exactly 3 different ways. If Emma has more than 12 but fewer than 17 cubes how many cubes does she have
asked by natalie 
Math
What is the total of 7 pieces of wire, each wire is 3/8 of a foot long?
asked by Sue 
history
What was the problem with the installment plan in the 1920s
asked by sophie55 
Biology
explain the consequence of x chromosome inactivation in terms of the proteins encoded by the x chromosome genes?
asked by James 
physics
A block of wood with a mass of 1300g is sitting on a horizontal tabletop. The coefficient of kinetic friction between the block and table is µk=0.74.A rifle bullet with a mass of 39g is fired horizontally into the block at a sped of 290m/s and stops
asked by aaron 
math
x + 3 + 2X =X+3 can someone help with this?
asked by math 
math please help
In a triangle, the lengths of the sides are 3,7,and 8. If the perimeter of a similar triangle is 54, what is the length of the longest side of the larger triangle? *Im not sure on how to begin solving*
asked by Ari 
Hydraulics
In a direct acting pressure relief valve, 64 bar pressure is acting on the conical dart seating area and the dart is kept closed by a spring force of 50 kg opposing the pressure. (5) a) Determine the bore diameter on the seat. b) What will the spring force
asked by Skip 
Math 12
a) How many different sums of money can be made from a toonie, a $5 bill and a $10 bill. I think this equals 2^31 b) How many different sums of money can be made from the money in (a) as well as one more $10 bill? This should equal 11. c) Why does the
asked by Sam 
Health
Large cigars contain ________ grams of tobacco compared to small cigars that contain about 1 gram of tobacco. A. 10 to 15 B. 5 to 20 C. 1 to 5 D. 15 to 20 I think it's B.
asked by Nathan 
Statistics
Use the 5step hypothesis testing framework to answer the following 2 questions: Step One: Stating the hypothesis Step Two: Choosing the appropriate test statistic Step Three: Developing a decision rule Step Four: Calculating the value of the test
asked by Shayna 
Finance
You have been living in the house you bought 5 years ago for $300,000. At that time, you took out a loan for 80% of the house at a fixed rate 20year loan at an annual stated rate of 9.0%. You have just paid off the 60th monthly payment. Interest rates
asked by Vidal 
chemistry
If I have 298 mL of a 0.8 M solution of NaBr, what will the concentration be if I add 425 mL of water?
asked by Flow 
probabilities
A brand name has 50% recognition rate. Assume the owner of the brand wants to verify that rate by beginning with a small sample of 6 randomly selected consumers. How would you do the binomial probability formula can be used to find the simple binomial
asked by slomomo 
math
Greg bought four greeting cards,all the same price, and. A package of wrapping paper for $1.79. He spent a total of $5.29. How much was greeting card.
asked by casey 
math
A bucket of paint holds 3 1/2 gallons of paint. Marci uses 2/3 of a bucket of paint. How many gallons of paint does she use?
asked by ezekiel 
Algebra 1
Solve the system of equations. y=2x^23 y=3x1
asked by Steve 
business math
How do you know which rule to use when it doesn't specify? All it says is find the derivative of the function. I haven't had algebra/calculus in over 20 years, I'm completely lost. Please help.
asked by Averi 
math
Jamal wants to put a rectangular frame on the above picture of the snowboarder. He has 18 cm of string to make the frame. Does he have enough for the frame? Explain why your answer is correct.
asked by Anni 
Math
Humans usually have 20 baby teeth which are replaced by 32 adult teeth Raul said he has lost 6/20 of his baby teeth. Write two fraction equivalent to this number explain how you came up with the fraction
asked by Anonymous 
Science
Which most resembles a scientific model? A) computer keyboard B) computer hardware C) computer game D) computer mouse
asked by Ashlyn 
Math
In a piggy bank there is a total of $15.75. If the ratio of dimes to quarters is 5:7, find the total amount in quarters.
asked by ashley 
physics
Two horizontal forces, and , are acting on a box, but only is shown in the drawing. can point either to the right or to the left. The box moves only along the x axis. There is no friction between the box and the surface. Suppose that = +8.3 N and the mass
asked by bill 
maths please help and explain
Determine the factors of the following expressions A. 2/x^2 + 1  x^2 B.b(x^21)b(x1)^2
asked by enhle 
Math
Find the equation of the line that passes through (5,4) and (6,4) My work: M= 44/6+5 = 0/11 y=mx+b 4= 0(6) + b 4=b Y=4 Therefore, the equation of the line that passes through (5,4) And (6,4) is y=4 Was this done correctly?
asked by ashley 
vector
(i+2j)xk
asked by aqib 
Math (Probability)
A standard deck of cards contains 52 cards. Of these cards there are 13 of each type of suit (hearts, spades, clubs, diamonds) and 4 of each type of rank (A – K). Two cards are pulled in order, without replacement from this deck of 52 playing cards. What
asked by Alex 
Algebra
How do you know which rule to use when it doesn't specify? All it says is find the derivative of the function. I haven't had algebra/calculus in over 20 years, I'm completely lost. Please help
asked by Averi 
Math
A rectangular prism has a width of 92 ft and a volume of 240 ft^3. Find the volume of a similar prism with a width of 23 ft. Round to the nearest tenth, it necessary. I know the answer is 3.8 feet because I got it wrong. But why is that the answer. If you
asked by Anonymous 
S.S.
what was "king" and the main topic of conversation in the south? politics sugarcane cotton slavery I was thinking COTTON was KING so C
asked by Matt 
Math
The math question is "in a piggy bank there is a total of $15.75. If the ratio of dimes to quarters is 5:7, find the total amount in quarters. My question is, what formula would I use to solve this?
asked by michelle 
calculus
When an oil well burns, sediment is carried up into the air by the flames and is eventually deposited on the ground. Less sediment is deposited further away from the well. Experimental evidence indicates that the density (in tons per square mile) at a
asked by Randy 
Algebra 1
If you had the following what model is most appropriate? y 3 1 0 1 x 2 1 0, 0 quadratic linear exponential line
asked by Steve 
life orientation(grade 12)
hey um given the same assignment can some one answer me for nunber 1.7plz
asked by Thabang sefara 
Math
A standard deck of cards contains 52 cards. Of these cards there are 13 of each type of suit (hearts, spades, clubs, diamonds) and 4 of each type of rank (A – K). Four cards are pulled in order from this deck of 52 playing cards. What is the probability
asked by Alex 
math
whats 9 plus 10 many people are saying 21? i don't get it is there another way? please answer me im really confused of the question i have no work to be shown
asked by Eevee 
Math
In the formula d = rt, the time t varies inversely with the rate r. A student running at 5 miles per hour runs one lap around the school campus in 8 minutes. If a second student takes 10 minutes to run one lap around the school, how fast is she running?
asked by Brooke 
Early Childhood
A preschooler with a vocabulary of about 4,000 words would be considered: A. a slow developer. B. advanced. C. very advanced.
asked by cynthia 
math
find the unit rate and use it to write an equation relating the two quantities? 62 dollars to rent 14 video games 62/14?
asked by bret 
Math
List the numbers in least to greatest: 1/2,0.4,30%
asked by Hi plz answer 
Chemistry
In an acidbase neutralization reaction 25 mL of 0.4 M NaOH reacts with 50.00 mL of H2SO4 solution. Calculate the concentration of the H2SO4 solution?
asked by John 
life orientation
show the link between intrapersonal conflict and initiating relationship
asked by lebohang 
Math
In the formula d = rt, the time t varies inversely with the rate r. A student running at 5 miles per hour runs one lap around the school campus in 8 minutes. If a second student takes 10 minutes to run one lap around the school, how fast is she running?
asked by PLEASE HELP I NEED ANSWERS NOW 
history
Who were the people targeted in the Palmer's raids?Why?
asked by candy83410 
Science
Which of the following is true about the magnetic field diagram below. Its shows 3 Arrows on top pointing to B A B 3 Arrows on bottom pointing to B A A is the south pole and B is the north pole B A is the north pole and B is the south pole C A and B are
asked by BUBBLES 
math
a recipe calls for 2/3 cup of flour i am making a amount that is 3/7 of the recipe how much flour do i need
asked by joe 
math
1.. Write the decimal three and four thousandths. 2.. the ratio of apples to bananas is 4:1.
asked by john 
English
Each of the pieces of art in the living room _____ from a different part of the world. a) is b) isn't c) are d) aren't I think it is C...?
asked by Cassie 
Math 222
I am having difficulties trying to do rational expressions. I have to use the words Domain, Excluded Value, Set, Factor, and Real Numbers to show how I got the answer. Can someone please help me solve this one? g^26g55 ___________ g
asked by Marissa 
history
How did the Red Scare lead to new immigration laws?
asked by candy83410 
Prob/Stats
determine the average savings balance on a particular day. error of tolerance is 50. what is the minimum number of accounts he must sample to construct a 95% confidence interval. the standard deviation is 350
asked by chris 
Science
What is a molecule
asked by Jjjjj 
Science please help
It is important that you maintain a healthy weight both for your overall health and so that your respiratory system can A. deliver oxygen more adequately B. pump blood more forcefully from the heart C. keep capillaries constricted D allow for smaller
asked by Princess 
Physics
I'm trying to solve a Physics problem. I already got the answer correct but I'm unable to do the uncertainties. Can someone please explain how to do in this case? These are the variables used. g = 9.802 m/s2 +/ 0.0005 m/s2 m2 = 951.0 g +/ 2.3 g θ =
asked by Doubtful 
Legal Editing
Review and revise the following paragraph: After reviewing al the pleadings the underlining records the party arguments; pertinent caselaw and statutes and the other recommendations filed byt eh party’s, this court remains of the opinion and view point
asked by Yui 
PreAlgebra
How many total blocks would be needed to build the model for the given base plan? [2] [1] [3] [1] [2] [2] a) 5 b) 11 c) 6 d) 12
asked by PleaseHelp 
Science
We had to make a homemade thermometer we had directions that told us how when we were done we had to answer questions but I don't get this one. How can you use the concepts of matter and the kinetic energy of particles to explain the way your model works
asked by LOL 101 
physics
The magnetic field of the Earth is 0.60 x 104 T in a certain location. a) What will be in Newtons the force on a completely ionized carbon atom (Z = 6, A = 12) traveling with the solar wind with a velocity of 10.50 x 103 m/s perpendicular to the magnetic
asked by Annie 
English
Review and revise the following paragraph: After reviewing al the pleadings the underlining records the party arguments; pertinent caselaw and statutes and the other recommendations filed byt eh party’s, this court remains of the opinion and view point
asked by Yui 
physics
A tire placed on a balancing machine in a service station starts from rest and turns through 4.93 revolutions in 1.47 s before reaching its final angular speed. Calculate its angular acceleration. It must be in units of radians. Please help. I have 20
asked by Sam 
math
Consider a slide shaped like a right triangle. The base of the slide is 45 feet away from the ladder. The top of the slide is 20 feet high. a) What is the slope of the slide. b) write an equation for the line that the slide would form. c) Lets say you were
asked by kat 
physics
when a battery is connected to a 100Ω resistor, the current is 4.00 A. When the same battery is connected to a 449Ω resistor, the current is 1.09 A. Find the emf supplied by the battery and the internal resistance of the battery.
asked by Chuck 
social studies
I need help checking my question. Explain why the Confederacy spared Washington d.c from being destroyed? my answer. Washington was surrounded by strong fortifications and was filled to the brim with Union troops and because they did it to scare the
asked by dude 
Calculus Physics
A particle is subject to a timedependent force: F(t)=5t√. If the particle's mass is 7 kg, what will its velocity be at t=6.7 seconds, assuming its initial velocity at t=0 is equal to 0.
asked by danny 
Early Childhood
Small group discussions with preschoolers enables them to: A. find out if they are superior. B. learn to argue. C. outsmart the others and gain teacher attention. D. compare their ideas with peer ideas.
asked by cynthia 
history
How was the economy of the 1920
asked by Allt 
Early Childhood
Question 17 of 20 5.0 Points A possible explanation for a child who lacks practice in auditory analysis and reasoning skills is: A. that both parents are working. B. the passive lifestyle of watching TV. C. a learning disability. D. a lack of good
asked by cynthia 
Math
Posted by Marissa on Thursday, February 19, 2015 at 6:32pm. I am having difficulties trying to do rational expressions. I have to use the words Domain, Excluded Value, Set, Factor, and Real Numbers to show how I got the answer. Can someone please help me
asked by Marissa/ PLEASE HELP 
SCGC
2.) A monthly cell phone plan charges $5.00 for the first 300 text messages used and $0.15 for each additional message. On this plan, what is the number of text messages that must be used in a month in order to make the average cost per message $0.05 ? a.
asked by Gwen 
math
explain comparing fractions 21/25?
asked by maria 
MATH
determine the average savings balance on a particular day. error of tolerance is 50. what is the minimum number of accounts he must sample to construct a 95% confidence interval. the standard deviation is 350
asked by chris 
physics
hen a battery is connected to a 100Ω resistor, the current is 4.00 A. When the same battery is connected to a 449Ω resistor, the current is 1.09 A. Find the emf supplied by the battery and the internal resistance of the battery. I know that emf is
asked by Chuck 
Algebra 2
A diamond is purchased for $3500. Its value increases 5% each year. Find the value of the diamond at the end of the sixth year of ownership. Please explain
asked by Nicole 
Algebra 2
Because of friction and air resistance, each swing of a pendulum is a little shorter than the previous one. The lengths of the swings form a geometric sequence. Suppose the first swing of the pendulum has an arc length of 100cm and a return swing of 99cm.
asked by Nicole 
Chemistry
"Find the total energy lost by the contents of a Styrofoam picnic cooler when a 3.60 kg block of ice placed inside the cooler completely melts (at 0 Celsius). The ice had an initial temperature of 10.00 Celsius." I did this question and i got 73080J but
asked by Arman 
Chemistry
A 11.6 g sample of an unknown metal was heated to 100.0 oC and then added to 25.0 g of water at 23.0 degrees Celsius in an insulated calorimeter. At thermal equilibrium, the temperature of the water in the calorimeter was 24.8 degrees Celsius. What is the
asked by Abby 
biology
What does it mean when pea plants are described as being true breeding?
asked by Lauren 
Biology
explain the consequence of x chromosome inactivation in terms of the proteins encoded by the x chromosome genes?
asked by Missy 
Algebra 2
Describe an infinite geometric series with a beginning value of 2 that converges to 10. What are the first 4 terms of the series?
asked by James 
Math
q. Scott has different chores depending on the season. During the 5 warm months he mows the lawn, which takes about 1 in a half each week. During the 7 cold months, he shovels the snow when needed. This winter he shoveled show for total of 6 hours. How
asked by Destinee 
Science 3rd request plzzz
Which of the following is true about the magnetic field diagram below. Its shows 3 Arrows on top pointing to B A B 3 Arrows on bottom pointing to B A A is the south pole and B is the north pole B A is the north pole and B is the south pole C A and B are
asked by BUBBLES 
math
cody has five coins that total $1.10. what are the coins?
asked by angelina 
Government
Which amendment is the most under used? Why?
asked by Anonymous 
physics
You begin pushing the car forward from rest. Assume that your car has a mass of 809 kg. Neglecting friction, how long will it take you to push your car up to a speed of 3.93 m/s on a level surface if you exert a constant force of 218 N on it?
asked by Anonymous 
Math
How do you go about solving this? If you got paid $15 for 3 hours of work one day and $45 for 8 hours of work on another day, find your hourly rate of pay for the 2 days
asked by Catherine 
Geometry : Circles
Which of the following arcs is longer? NR NRS NST NP Also can you explain what an arc is? Thank You!
asked by Mika 
Science
Which of the following factors determines the loudness of a sound? A. Frequency of the sound wave. B. Amplitude of the sound wave. C. The temperature of the medium. D. The density of the medium. Is the answer B? Im getting confused betwwen B and D. Thank
asked by Callie 
Math
If Javier bought 48 sports cards and 3/8 are baseball cards. How many are baseball cards
asked by Anonymous 
math
Hi, Im having trouble with this math equation.. if you can, can you please help me and explain. the equation is : 3/7d=5/4 You have to find the solution. Thank you
asked by Bethany 
Math
kristen has saved $20 in cash to spend at the mall.if she has 8 bills, how many of each kind of bill does she have?
asked by angelina