Questions Asked on
November 4, 2009

Chemistry: Electron Configurations
Write the electron configuration for the following ion. V3+ I got 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2. In simplified form, I got [Ar]4s^2. I checked my answer against the answer given in the back of my chemistry textbook, and the two didn't correspond. The
asked by Anonymous 
physics
A 3.00 kg ball is dropped from the roof of a building 176.4 m high. While the ball is falling to Earth, a horizontal wind exerts a constant force of 12.0 N on it. a.)How far from the building does the ball hit the ground? b.)How long does it take to hit
asked by Anonymous 
college physics
A small mass m slides without friction along the looped apparatus shown in Fig. 639. If the object is to remain on the track, even at the top of the circle (whose radius is r), from what minimum height h must it be released? (Answer in terms of r.)
asked by Ashley 
Physics
Although it can't sustain its top speed for more than 8.65 sec, the cheetah can run a distance of 274 m during that time. If a cheetah with a mass of 50.0 kg is moving north at its top speed. what is its momentum?
asked by abbigail 
Physics
fully loaded, slowmoving freight elevator has a cab with a total mass of 1250 kg, which is required to travel upward 58 m in 3.4 min, starting and ending at rest. The elevator's counterweight has a mass of only 1005 kg, and so the elevator motor must
asked by Corey 
Physics
we must apply a force of magnitude 82.0 N to hold the block stationary at x=2.0 cm. From that position, we then slowly move the block so that our force does +8.0 J of work on the spring–block system; the block is then again stationary. What are the
asked by Shawna 
Math
In chess, a knight can move either two squares horizontally plus one vertically or two squares vertically plus one horizontall. a) If a knight starts from one corner of a standard 8*8 chessboard, how many different squares could it reach after i) one move?
asked by May 
Algebra 2
. A coffee merchant has two types of coffee beans, one selling for $3 per pound and the other for $6 per pound. The beans are to be mixed to provide 100 lb of a mixture selling for $4.98 per pound. How much of each type of coffee bean should be used to
asked by saRa 
Honors Chemistry (stoichiometry)
Can someone check and make sure I'm doing these problems right? Thanks so much!! 1. N2 + 3H2 ==> 2NH3 : How many moles of hydrogen are needed to completely react with two moles of nitrogen? ==> I got 6 moles. 3. Zn + 2HCl ==> ZnCl2 + H2 : How many moles of
asked by Emily 
To: Economyst
Hi there. You helped me with a couple of questions regarding Econ. I appreciate the help but my issue is I don't understand how you calculate the minimum average variable cost or the output that maximizes profit. I do understand that the price is more than
asked by cb 
Trig
Find the area of the triangle. b=125 c=162
asked by Jennifer 
physical science 8th grade
Copper has 2 known isotopes: ^63CU atomic mass= 62.9298 and ^65 CU atomic mass=64.9278. The average atomic mass of copper is 63.546 amu. Calculate the fraction(percent) of each of the 2 isotopes of copper
asked by help 
math
A hammer thrower releases the hammer after reaching an angular velocity of 14.9 rad/s. If the hammer is 1.6m from the shoulder joint, what is the linear velocity at release?
asked by sandy 
Spring Physics
A 2.0 kg box rests on a plank that is inclined at an angle of 65° above the horizontal. The upper end of the box is attached to a spring with a force constant of 19 N/m, as shown in Figure 632. If the coefficient of static friction between the box and
asked by Stefanie 
math
A cyclist completes 3.2 cycle revolutions in 1.4s. What is the angular velocity in radians per second?
asked by Mae 
Physics
A 3.0 kg breadbox on a frictionless incline of angle ¥è = 42 ¢ª is connected, by a cord that runs over a pulley, to a light spring of spring constant k = 110 N/m, as shown in the figure. The box is released from rest when the spring is unstretched.
asked by Shawna 
Physics
Why is it that when water is in a bucket and spinning around in a circular motion and then upside down the water in the bucket does not move or spill? Am not sure on what terms to use to explain why this happens
asked by Angie 
science
For a machine with an efficiency of 80%, what is the work output of the machine if its work input is 2,000 joules? would i divide 2000/.80? which gives me 2500?
asked by please help(: 
physics
If a car is accelerating downhill under a net force of 3674 N, what force must the brakes exert to cause the car to have a constant velocity?
asked by Anonymous 
chemisrty
how can you calculate the net charge of an ion if you know the number of protons, neutrons, and electrons it contains?
asked by rica 
Physics
If a discus thrower rotates through the last 45 degrees of a turn in .11 seconds and the distance from the axis of the rotation to the center of the discus is 1.22 m, what is the average linear velocity of the discus?
asked by Tommy 
physics
A grinding wheel in the shape of a solid disk is 0.200 m in diameter and has a mass of 3.00 kg. The wheel is rotating at 2200 rpm about an axis through its center. (a) what is its kinetic energy? (b) How far would it have to drop in free fall to acquire
asked by sarah 
physics
a golf club 1.01 m long completes a downswing in .25s through a range of 180 degrees. Assume a uniform (constant) angular velolcity. What is the linear distance moved by the end of the club?
asked by marie 
American Government
What influences might cause a member of the House to vote against the wishes of the people in his or her district? I have this question for a study question in government and I'm pretty lost. The only things I can think of are money issues or because they
asked by Karen 
English
1. I don't cook yet. 2. I haven't cooked yet. 3. I don't read Harry Potter yet. 4. I haven't read Harry Potter yet. (If both #1 and #2 are correct, Aren't both #3 and #4 correct?)
asked by rfvv 
SAT essay
Should people change their decisions when circumstances change, or is it best for them to stick with their original decisions? Environments, including the people around us, the values of society and the opinions of the majority, always exert influence on
asked by Mercedes 
physics
If a car is traveling westward with a constant velocity of 20 m/s, what is the net external force acting on it?
asked by Anonymous 
Genetics
Given the sequence of bases in the sense strand of DNA shown below, please answer the following questions. 5'ATGTTTCCCCAGAAGAGGTATGGGAAAAAGATTTGA3' a. Show the sequence of bases in the messenger RNA encoded by this gene. I'm not sure what this means. I
asked by Jenna 
6th Grade Math
A farmer grows 196 pounds of potatoes.He sells them to a grocery who divides them into 5 pound and 2 pound bags.If the grocery uses the same number of 5 pound and 2 pound bags,how many bags of each did he use?
asked by Annia 
4th grade
need help with edhelperku puzzle
asked by christine 
algebra 2
A manufacturer produces a standard model and a deluxe model of a 13in. television set. The standard requires 20 h of labor to produce, whereas the deluxe model requires 25 h. The labor available is limited to 300 h per week. In addition, the plant
asked by saRa 
12th grade Physics
Determine the x and y components if a dog walks to the park that is 24m, 30 degrees northwest. Please help i don't know how to go about solving this problem
asked by Allison 
advanced functions
Prove that 2sinxsiny = cos(xy)  cos(x+y) Prove that sin2x + sin2y = 2sin(x+y)cos(xy)
asked by ariza 
math
Chad was the same age as Shelly, and Holly was 4 years older than both of them. Chad's dad was 20 when Chad was born, and the average age of the four of them is 39. How old is Chad?
asked by gt 
AP Physics
Hi, I have the follwoing physics question to ask, Plesae help with hints. "Two people are standing on a 2.5mlong platform, one at each end. The platform floats parallel to the ground on a cushion of air, like a hovercraft. One person throws a 5.9kg ball
asked by Indi 
kinematics
a golf club 1.01 m long completes a downswing in .25s through a range of 180Degres. Assume a uniform (constant) angular velocity. What is the tangential velocity of the end of the club? What is the tangential accelration of the end of the club?
asked by anonymous 
world history
The thirteen stripes on this United States flag represent the number of A original colonies B revolutionary war battles C president of the United States D states in the Union
asked by Tamera 
history
A study of the causes of the American Revolution of 1776, the French Revolution of 1789, and the Russian Revolution of 1917 best supports the generalization that revolution is most likely to occur when
asked by rebecca 
science
A truck is stopped at a stoplight. When the light turns green, the truck accelerates at 2.2 m/s2. At the same instant, a car passes the truck going 12 m/s. Where and when does the truck catch up with the car?
asked by Rachel 
us history
What are groups of colonist formed to get ready for war called?
asked by Tony 
math
Two numbers are reciprocals of each other. One number is 9 times as large as the other. Find the two numbers.
asked by gt 
Civics
What legislative policy making role is a governor expected to fill? Would it be that the governor attends politicalparty dinners, speaks at party functions, and may campaign for party candidates in local elections.
asked by Bob 
6th Grade
Mary makes mugs.She makes 2 sizes of mugs:a small mug that she sells for $2.50 and a large mug that she sells for $5.75.Yesterday Mary made $56.Before she opened her shop in the morning,she had 200 mugs in her inventory.At the end of the day she had
asked by Annia 
Civics
In the federal system, how is sovereign power divided among state and federal laws and constitutions?
asked by Bob 
chemistry
How many moles of NaOH are there in 1 drop (0.050 mL) of 0.10 M NaOH?
asked by Tamara 
physics
What linear speed must a 0.0487kg hula hoop have if its total kinetic energy is to be 0.179 J? Assume the hoop rolls on the ground without slipping.
asked by Anonymous 
math
the biology club budgeted $200 for their pancake breakfast. each meal costs $1.50 to prepare. write an inequality that represents the number of meals that can be prepared without going over the budget.
asked by mina 
math
An ice skater rotating around a vertical axis increases in angular velocityfrom 450degrees/s to 610degrees/s in 2.3 seconds. Find the angular acceleration
asked by stew 
science
For a machine with an efficiency of 80%, what is the work output of the machine if its work input is 2,000 joules? would i divide 2000/.80? which gives me 2500? Also, If a machine requires an effort force of 750 newtons applied over a distance of 2 meters,
asked by please help(: 
Grammar
what is the adjective and adverb in the following sentences? The plane circled the vacant field and slowly came in for a smooth landing. You should not drive too fast; however, a slow driiver can be dangerous too. Mira has been faithfully practicing the
asked by Mark 
trig
find sin s when cot s= 1/3, s in quadrant 4
asked by rica 
American History
What is a non example of Magna Carta
asked by Lori 
biomechanics
During an elbow flexion exercise, the relative angle at the elbow is 22 degrees at .3s and 155 degress at .62s. What is the angular velocity of the elbow?
asked by anonymous 
math
An object is spinning at 4 rev/s and starts deccelarting at .9 rev/s^2. How long will it take the object to stop?
asked by mike 
English
1. I like him because of his honesty. 2. I like him on account of his honesty. 3. I like him on the ground of his honesty. 4. I like him thanks to his honesty. 5. I like him owing to his honesty. 6. I like him due to his honesty. (Are they all grammatical?
asked by rfvv 
Data Management
Jeffrey wants to start his second hour with a hardrock song and finish with a pop classic. How many different playlists can Jeffrey prepare if he has chosen 4 hard rock songs, 5 soul pieces and 3 pop classics?
asked by May 
HCA 240
I need help with this assignment about HIV/AIDS: An Overview its due sunday. I have to compose a 1,300 to 1,450 word paper in APA format. I have to explain the difference between HIV and AIDS, Descride various ways HIV can be transmitted, Identify and
asked by Markella Smith 
college
How many moles of NaOH are there in 1 drop (0.050 mL) of 0.10 M NaOH?
asked by Tamara 
Physics
If the change in position Dx is related to velocity v (with units of m/s) in the equation Dx = Av, the constant A has which dimension? a. m/s^2 b. m c. s d. m^2 I chose b?
asked by Ashleigh 
Organic chem
When you react 1octene wih borane tetrahydrofuran solution and hydrogen peroxided over NaOH and water... (hydroboration oxidation reaction) how do you run the reaction differently to improve the yield of the major product 1octanol?
asked by Sonia 
calculus 4; multiple integration
The electrical charge distribution on a circular plate of radius R meters is given by the function f(x,y) = kx (1 sin y) in coulomb/m^2. Integrate the function over the entire plate to find the total charge Q.
asked by john 
physics
If a discus thrower rotates through the last 45 degrees of a turn in .11s and the distance from the axis of rotation to the center of the discus is 1.22m, calculate the average linear velocity of the discus.
asked by Chris 
college
Given 24 pens, either red or blue. If 4 are blue, what is the probability of you select 2 pens AT LEAST 1 will be blue. (without replacement, that is, you are taking 2 separate pens)
asked by Jess 
French
Are these nouns correct? montation capilulation manifestation arretation?? I think it's l'arrete, not larretation?
asked by Keila 
multiple integration; calc 4
The electrical charge distribution on a circular plate of radius R meters is given by the function f(x,y) = kx (1 sin y) in coulomb/m^2. Integrate the function over the entire plate to find the total charge Q.
asked by john 
math
Factor completely x³8x²+11x+20
asked by Adrian 
office finance
an office has total expenses of $16,986 plus a total income in the amount of $20,986. The gross income of the business is a.$37.972, b.$16,986, c.$4.000, d.$20.986
asked by Mini 
physics
A 75 kg box slides down a 25o ramp with an acceleration of 3.6 m/s2. Find the coefficient of kinetic friction between the box and the ramp.
asked by Anonymous 
To Any French Worker
Your fRench teacher has a collection of items that have been left in class. Tell whom they belong to. ex. le cahier/l'étudiante avec les cheveux blonds C'est le cahier de l'étudiante avec les cheveux blonds. les cassettes/le cousin de Paul Ce sont les
asked by Lisa 
English
We have been given a list of words and have to write the plural of them. I have found the answer to each of the words but now have to write rule for each. I know that words ending in ch, x, s or slike sounds will all end in es. I am having trouble find a
asked by Dion 
social studies
what railhead did cattle ranchers in Ft Concho bring their cattle to? which cities have raiheads?
asked by sarah 
Marketing
What is the decision facing American Express and what are the alternatives? (promotional strategy and integrated communication)
asked by Cathy 
physics
A car has a mass of 1500 kg. What is the direction and magnitude of the force that is required to accelerate the car at 4.5 meters per second squared to the east?
asked by Anonymous 
Data Management
What is the highest power of 2 that divides evenly into 100!?
asked by May 
To: Economyst
I did mean Q Suppose you are the manager of a small chemical company operating in a competitive market. Your cost of production can be expressed as C = 100 + Q2, where Q is the level of output and C is total cost. a. Is this a shortrun cost function? b.
asked by cb 
Biology
Help with my course work 3 strips of potatoes of equal sizes are put into water, weak sucrose and strong sucrose solution. As far as prediction goes I know happens. But what is the aim of this experiment? I came up with this aim To illustrate movement of
asked by Anonymous 
algebra
amy paid $67.65 for a pair of running shoes during a 30% of sale. what was the regular price?
asked by scooby 
trig
Prove the following trig identity: 1 + sinx = sinx(1+cscx)
asked by Anonymous 
Calculus
Differentiate using the chain rule: y=(x+(x+x^(1/2))^(1/2))^(1/2) y'=(1/2)(x+(x+x^(1/2))^(1/2))^(1/2) what are the next steps?
asked by sh 
Physics
You want to make an oldfashioned pendulum clock, with a period of exactly 1.4 second(s). Use the Earth's gravitational acceleration g = 9.8 m/s2. a) Ignoring the size of the pendulum bob, from what length wire should you hang your pendulum bob? .4865 m b)
asked by Ellie 
Math
Consider a bowl containing 36 different slips of paper. Ten of the slips of paper each contain one of the set of digits 0 through 9 and 26 slips each contain one of the 26 letters of the alphabet. Determine the probabilities of drawing one slip, what is P
asked by Anonymous 
Art
I need help understanding the Principles and Elements of Visual Arts with the help of images which examplify them...
asked by Saira 
Math
What is the probability of rolling a number that is divisible by 2 or 3? What is rolling a number?
asked by Anonymous 
3rd grade
what is a compass rose and legend?
asked by John 
college
The clarke family went sailing on a lske . thier boat averages 6 kilometers per hour
asked by Christine 
Physics
A student of weight 661 N rides a steadily rotating Ferris wheel (the student sits upright). At the highest point, the magnitude of the normal force FN on the student from the seat is 549 N. (b)What is the magnitude of FN at the lowest point? _________N
asked by Jane 
algebra 2
Solve the system by the addition method x+3y=2 5x+15y=10
asked by saRa 
MathProblem Solving
If a single letter is drawn from the set {m, a, t, h, e, i, c, s}, what is the probability that the letter drawn is a member of the set {m, a, t, h}?
asked by Anonymous 
5TH GRADE SCIENCE
where in nature could you find a source of the same energy as that provided by batteries?explain
asked by jackie 
government
I have to write a bill about "student loans"... Can you give me an idea?...
asked by Mari 
geography
How do some people manage to live comfortably in extremely hot or cold climates?
asked by quinn 
science
Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2.
asked by please help(: 
science
For each of the activities listed below: 1. Describe one way in which work is done (Reminder: For work to be done, the force and the distance must be in the same direction.). 2. List two simple machines used in each task. 1. making a meal oven, microwave
asked by anonymous 
Physics
A coin slides over a frictionless plane and across an xy coordinate system from the origin to a point with xy coordinates (3.0 m, 4.1 m) while a constant force acts on it. The force has magnitude 2.4 N and is directed at a counterclockwise angle of 100°
asked by Karen 
physics
A baseball bat is rotating at 350rpm(revolutions per minute) at contact. What is the angular velocity in radians per second?
asked by Lester 
English
Is Kelly a male name of a female name?
asked by rfvv 
Math
You have $5 to spendon fruit for a picnic. Apples cost $0.99 per pound and bananas cost $0.49 per pound. Write an inequality to model the amount of apples and bananas you can buy.
asked by Maria 
Calculus
DEMAND FUNCTION: p = 4920.15x^2 COST FUNCTION: C = 920+87x Find the number of items (x) that will produce maximum profits.
asked by John 
Maths
Three bananas cost the same as two oranges. If oranges are half the price of peaches, how many bananas could I get for the price of 3 peaches? My answers is 18 banannas. Is this correct? Thanks
asked by Bryan 
Critical Thinking
I need to write a paper on a topic based on health care. I am looking on some ideas that I may be able to use. Again, the general topic needs to be health care and I have to pic a subtopic within that. Thanks!
asked by Alisa 
ipc
Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2.
asked by Anonymous 
algebra
what is the standard written form of these numbers ((1¡Á¡¼10¡½^1 )¡Á(1¡Á¡¼10¡½^(1) ))/((1¡Á¡¼10¡½^0 ) )
asked by Izzy 
Math
What times on a clock form an acute angle.. 2:00 6:40 1:30 12:50?
asked by Drake 
Geometry
Write an equation for the line containing the given points. (2,3) and (4, 4) How would I do this? I understand that first, you find the slope, but how do you find the y intercept? Thank you. :)
asked by Gianna 
English
1. I know nothing yet. 2. I don't know about the fact yet. 3. I don't want to read the book yet. 4. I don't cook yet. 5. I haven't cooked yet. (What about the sentences above? Are they all grammatical? Is 'yet' used only with the present participle?)
asked by rfvv 
management accounting
Fi a company has a policy of maintaining an inventory of finished goods equal to 30 percent of the following month's sales. For the forthcoming month of March, Ball has budgeted the beginning inventory at 30,000 units and the ending inventory at 33,000
asked by Jessi 
English
Ck:And list errors that need to be correct We all have been through some difficult times in our lives. Some of the times might not have been as bad as others, but we still can help others by giving our advices about what they should and shouldn't do. I
asked by Anna 
Vector & Geometry
if A= i+j, B= 2i3j+k and C= 4j3k find: Ax(BxC) pls help with solution.
asked by Mathwise 
math
Find the first, second, and third quartiles of the data. 15, 6, 1, 13, 5, 11, 3, 8 My answer: 1st quartile: 3 2nd quartile: 7 3rd quartile: 13 Am I right?
asked by benn 
pre alegra
A product that cost 2,000 increase by 5% in June. The new June price of the product increased by 5% on December 1st. How many dollars did the product increase by Dec 1. I don't have a clue! Can you please help
asked by denise 
Grammar and Composition
Hi, I have started working on the Phone Book Character essay again. i did the drafting sheet just now. I will try to do as much of the essay as i can, while ofcourse still asking questions from you guys when i need help, but mostly i want to do it on my
asked by y912f 
Mathmatics
how do i solve 5x14less than or greater to 2x+7
asked by Ashley 
spanish
How do you say 'he is allergic to' in spanish? I think it would be something like this: el esta' (hower you say allergic to)los flores, but im not sure
asked by Rain 
Physics
tension in the cord is made up of weight mg, and centripetalforce directed outward. Add those as vectors to get tension. Period=2PIsqrt(l/g)
asked by bobpursley 
Calculus
What is implicit differentiation...as in what would be the steps in solving it. I read my textbook but it seems very confusing. 1) Differentiate both sides with respect to x 2) Realize that y is a function of x 3) Solve for y Plus the d/dx notation made it
asked by Nikita 
statistics
The cutoff "t" needed is 1.8333. The standard deviation of the distribution of means of change scores is 2.0 and the mean change score for the sample studied is an increase of 5.2. What is the t score?
asked by Brenda 
Business
Marketing professionals must understand the consumer experiences in making purchase decisions. Keep the following questions in mind as you discuss this process: What are the stages of the consumer purchase decision process? What is the purpose of each
asked by Bryan 
math
if a skater is rotating a spin at a constant angular velocity at 2.5 rad/s for 1.1s, what is the angular acceleration?
asked by anna 
6th grade social studies
Forms of communications of the andes?
asked by Samantha 
Grammar and Composition Bobpursley
i put this post up at 2:21, i don't think you saw it: alright. i only have two things to point out. first, in Paragraph #4, 'Explain how the THIRD POINT is developed in this paragraph.' you said 'it does mention yard and flowers and pool' but that is
asked by y912f 
MATH 116
Suppose you are at the gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation: What does the number 3.03 represent? Find C(2) & Find C(9) PLEASE HELP!!
asked by ggift 
history
can you check this question Why did Napoleon invade Russia Napoleon invaded Russia because he wanted to complete his mastery of Europe.
asked by Diana 
finding online article
I need help finding an article online. It has to be on biomedical engineering related or science related. And the article has to talk about 3D or 2D or 2.5D imaging methods. I found a 2D and 3D article. But I can't find one about a 2.5D imaging sensor or
asked by Anonymous 
Biology
Can you explain this question A person who has been sunbathing all day eats a salts tablet.
asked by TOM 
English
When your writing any type of research paper are you writing in past or present tense?
asked by Carla 
physics
If the angular velocity at .19s is 3.2 rad/s at .27s, what is the average angular acceleration over this time interval?
asked by anonymous 
biomechanics
An individual is running around a turn with an 11m radius at 3.75 m/s. What is the runner's centripetal (radial) acceleration?
asked by tina 
A.P American Government
What are some of the significant committees in the House and the Senate.
asked by Melissa 
physics
A person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 18 m/s. The cliff is 52 m above the water's surface. How long does it take for the stone to fall to the water? With what speed does it strike the water?
asked by Mari 
canines!!
The scientific name of the dog is canis familiaris and that of the coyote is canis latans.this indicates that both the dog and coyote are members of same species or genus?? lil confused !
asked by toshiro 
English
1. They want to have more of something such as food or money than is necessary or fair. (What is the positive degree of 'more'? Is it more or many? What is the part of speech of 'than'?) 2. I want more of something. 3. I want many of something. (Are both
asked by rfvv 
Math
If P (A) = 2/3 (two thirds), P (B) = 1/6(one sixth), P (A and B) = 0, 16 what can you say about P (A or B)? That P is either two thirds or zero?
asked by Anonymous 
math
solve the quadratic equation xsquared  2x  3 = 0
asked by josh 
english
Hi....I'm having trouble finding a song that shares a connection or a relationship to Hamlets "to be or not to be" sililoquy. Do you have any suggestions? Thankyou
asked by sandy 
Algebra
What is the perfect squaredigits sum 4
asked by Ronnie 
Math.
Hey thanks guys, im stuck XD 27.) if B + (3) = 5 ; what is the value of b??? thankyou for whoeveer helps.
asked by bettylouuu! 
statistics
A researcher interested in relationships developed a questionnaire that measures the degree of affection adult men feel for their fathers. She has found that for the general population the distribution is skewed to the right, the mean degree of affection
asked by Brenda 
Chemistry
How do i use energy coupling to work out how many molecules of ATP dG =55 kJ/mol needed to make a peptide bond dG = +25 kJ/mol i don't really understand how to go about this do i need atp to activate the amino acids how can i calculate this??
asked by Amelia 
Earth Science
Earth is always changing. What are two forces that cause the earth's surface to constantly change and what are their effects on the planet? Please answer within a few minutes.
asked by Elizabeth 
10th grade
IF YOU LEAVE AN APPLE OUT FOR A LLONG TIME .WHAT WILL HAPPEN?
asked by DINGZHENG 
English
1. They want to have many of something such as food or money. 2. They want to have more of something such as food or money. (Which one is correct? Do we have to use 'more' or' many' in this case?)
asked by rfvv 
English
Let's talke about the following topics with your friends. 1. The following is Junsu's diary. Find out Junsu's worries and underline them. 2. Let's arrange what Junsu has to do. 3. Let's talk about what Junsu has to do first with his friends. 4. The
asked by rfvv 
Algebra 2
Solve the system by the substitution method. 5x+7y=18 y=5x14
asked by saRa 
math
If the linear velocity of a club head in the golf swing is 50m/s at impact, what was the angular velocity if the club is .95m long?
asked by Alex 
Math
Which temperature would be higher, 3.139 degrees Celsius or 3.773 degrees Celsius?
asked by Katlyn 
MATH 116
Examine the rise in gasoline prices from 1997 to 2006. The price of regular unleaded gasoline in January 1997 was $1.26 and in January 2006 the price of regular unleaded gasoline was $2.31 (Bureau of Labor Statistics, 2006). Use the coordinates (1997,
asked by ggift 
Math
In a family with two children, what are the probabilities of the following outcomes, assuming that the birth of boys and girls is equally likely? a. Both are boys.b. The first is a girl and the second a boy. c. Neither is a girl. d. At least one is a girl.
asked by Anonymous 
International Business
A. Do you think there are any industries that operate almost devoid of global competition? What inherent immunities do you feel they enjoy?
asked by Lorenzo Barnes 
biology
How is ATP involved in maintaining the sodium and potassium gradients across a cell membrane.
asked by Anonymous 
Physics
Hi, So I have this picture of a ramp with a ball going down. I have figured the average velocity, acceleration, and total distance. Now I have to find out the instantaneous velocity at half the distance? I a not sure how to find the instantaneous velocity,
asked by anonymous 
Algebra (math)
1. The equation y=1777x+27,152 can be used to predict the number of y of gun deaths in the U.S. x years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004 and so on. Predict the number of gun deaths in 2004 and
asked by scooby 
algebra
can someone please tell me how to solve these, thanks! 1.2(3b4)=8b11 2.5(r1)=2(r4)6 3.2y+3=3(y+7) 4.15x10=9x+2
asked by julie 
math 115
2/7 over = 1.6 20 over r solve for r not looking for just an answer, would appreciate the formula for solving, thanks
asked by Bob 
5th grade Math
what is the greatest common factor for 7 & 35? is it 1 or 7? What is the greatest common factor for 12 & 36? Is it 6 or 12? Thank you.
asked by Please Please Help 
math
what number would it be? question: If I have 500 pearls in my bag, and I ask you to take a number of pearls that when subtracted by 1 will be divisable by the numbers from 2 to 7 excluding 4, then how many pearls will be left in the bag?
asked by Ta 
careers
what jobs have a starting salary atleast (or around) 50,000 and have a high employment rate. I know nursing is one. Are there others that aren't in the medical field?
asked by lena 
3rd grade
3rd grade Explain how to add with carrying give example
asked by Jesse James 
velocity
Angular vleocity of a rotating object from 650degrees/s to 495degrees/s in 1.2 seconds. What is the angular acceleration
asked by vaughn 
world history
could you help me with this question Why did being a sea power help britain to survive an attack by the French?
asked by Diana 
trig
find the remaining 5 trigometric functions of x cos x = 1/5, x in quadrant 1
asked by rica 
Maths
Two brothers Sam and Matt decide to buy a new game for their Xbox.Sam is going to pay twice as much as Matt.The cost of the game is $60.00.How much does each brother have to pay?
asked by Acacia 
Math
1. x+3=4 x = 1, 7 2. x2=6 x = 8, 4 3. x5*17 x = ?? [>* means greater/less than OR equal to] Please check. And show how to do numbers 3 and 4. Thank you.
asked by Maria 
French
My French Post is almost at the bottom, so I would please like help instantly
asked by Anna 
Math.
8.)10/x + x = 7 15.) s= 4+15/3  4(1)+1 idontknow if you get the dotted line but its suppose to be like a stright line under thoose numbers.
asked by bettylouuu! 
12th grade Politics
United States is the only sizable industrialized country that does not have a socialist party as a major source of power. Why is this??? Can someone please give me some points or reasons??? Thank you!!
asked by Anonymous 
Mathmatics
add 14 to what subtract 2x to what and divide 3 by what rain
asked by Ashley 
5th grade math
how do solve the equation to the answer of 26? 7x44 divided by 2 =26?
asked by Jan 
MGMT/216
What do you consider to be a source of ethics? What environmental factors contribute to ethical behavior? How are business ethics developed? Explain your answer
asked by JJ 
science
explain how the nucleus can control what happens in a lysosome?
asked by ariel 
American History
What is a non example (opposite of) House of Burgess
asked by Lori 
Math
You finish a twomile walking race in 36.5 minutes. Write an inequality for the average speed of the walkers who finished after you did. (Average Speed = Distance/Time).
asked by Maria 
English
Ck:Paper completely for all errors and let me know it error at the end of essay. Advices To Overcome Difficult Times We all have been through some difficult time in our lives. Some of the times might noot have been bad as others problem, but we still can
asked by anna 
algebra
how do i factor 8m^26mn9n^2
asked by Brett 
Chem PLEASE HELP
How do i use energy coupling to work out how many molecules of ATP dG =55 kJ/mol needed to make a peptide bond dG = +25 kJ/mol i don't really understand how to go about this do i need atp to activate the amino acids how can i calculate this?? d being
asked by Amelia 
Literature
I need as many people's ideas' on what hopes they have for the United States..any ideas? Thanks MC
asked by mysterychicken 
Social studies
i went on all those sites already i want to know about his roles and prop not his history
asked by Sara 
6th grade social studies
What are the crops/livestock raised, and the resources mined in the Ande Mountains.
asked by Samantha 
kinematics
An individual's arm segment is .18m long and has an angular velocity of 117degrees/s. What is the tangential velocity of the wrist?
asked by Dawn 
algebra 1
14x+3x40=11
asked by Anonymous 
Foreign Languages
How do you say "I love you,my love,when I hear the voice I love you,my life is never without you I live my life for you,It's the universe for me I love you,my love,when I her the voice" in French
asked by Zachary 
History
what were the religious patterns in Egypt before Ahknaton
asked by Ashley 
English Hamlet
How does Shakespeare link the ends of scenes to the beginnings?
asked by Anonymous 
Math
x=6±√(6^24(1)(4)/(2(1)) x=(6±2√5)/2 Can some one help explain how it came to 2sqr 5 I am lost
asked by Anonymous 
science
what is the speed needed to launch a space crop in outer space?
asked by Anonymous 
physics universal gravity
find the gravitaional force of the sun that acts on a 50 kg peron standing on earth. mass of the sun = 2E30 kg distance from sun to earth = 1.5E11 m radius of earth = 6.4E6 m
asked by Anonymous 
math
Take any two real numbers whose sum is 1(fractions, decimals, integers, etc. are appropriate. Square the larger and add the smaller. Then square the smaller and the larger. What will be true?
asked by gt 
calculus 4; multiple integration
Find the surface area of the portion of a plane f(x,y)=2xy that lies above the circle x^2+y^2
asked by john 
chemistry
You have 5 metals A, B, C, D, E in 1.00M solutions of A^(3+), B^(3+), C^(3+), D^(3+), and E^(3+) respectively. When some of the halfcells are connected, the following results are found. Cathode /Anode /Cell Voltage C E 0.10V D B 0.08V A C 1.41V D C 0.55V
asked by sh 
Algebra 2
Solve this using "inverse of the matrix". 3xy=12 x+8y=4
asked by Mari 
Maths
What is the intergral of: 2x/[(x+1)^3] dx Can someone show me how to work to work it out please? Thanks!!
asked by Claire 
Math
15u=45
asked by Angelys 
History
I'm writing a research paper on the Jacksonian Era. Can you help me with a good attention grabber to start my paper off with.
asked by Unknown 
mathematics
12a^2b over 4 times 4a+8b over 20a^2b^3
asked by Logic 
advanced functions
Prove that: csc^2x = 1 + cot^2x
asked by ariza 
Mathmatics
how do i solve 7m=4m+21
asked by Ashley 
Grammar and Compositon Bobpursley
Ok! I put a good hour into this, and I really did try. Please don't be harsh if there are a lot of mistakes. DraftingOrganization Sheet 1)_____________Phone Book Names_________________ 2)_____________John E. Mackintosh_________________
asked by y912f 
spanish
How do you say behind in spanish?
asked by Rain 
math
30/5x32  22/3 on the top partdo I divide 30 by 13, or divide 30 by 5 then multiply by 3 and subtract 2?
asked by Amie 
math
solv the inequality: 1. 73x [is less than or equal to] 22 > x [is greater than or equal to] 5 2. 4x2/3 [is greater than or equal to] 1/3 > x [is greater than or equal to] 3/5 are these correct??
asked by david 
English
1. I want to do volunteer work at the Han River. I want to pick up trash and make it clean/clear. 2. I want to volunteer at the Han River. I want to pick up trash from the river, and make it clean/clear. (Would you check the English expressions? Correct
asked by rfvv 
science
What does meiosis produce?
asked by Janel P. 
Social Stodies
Is there any thing else excpet that one you just gave me where i could find about enlil.
asked by Sara 
english : hamlet
How does Shakespeare link the ends of scenes to the beginnings?
asked by Anonymous 
English
1. The judge slowly took out three gold coins from his pocket. 2. The judge slowly put in three gold coins in/into his pocket. (Is #2 correct as the opposite meaning of #2? Can we use both 'in' and 'into'?) 3. The public prosecutor accused the criminal,
asked by rfvv 
French
Students at the International Festival tell what countries they come from. Now ask them if their nationality corresponds to that country. ex. Robert:"Je viens d'Angleterre." Estce que tu es angalis? 1.Sarah: "Je viens du Canada." Estce que tu es
asked by Anna 
math
If a line is vertical, the definition of slope doesn't work for it. Why not?
asked by Dezy 
chemistry
after taken a shower you noticed small droplets of water on the mirror explain how ths happent i really ned help with this question plz help
asked by tyneesha 
English
1. I don't read Harry Potter yet. 2. I haven't read Harry Potter yet. (#2 is correct, isn't it? What about #1? Is it not correct? Why is so?)
asked by rfvv 
algebra 2
Solve the given system of linear inequalities by graphing: x+y>4 xy
asked by saRa 
7th grade Algebra 1 Honors 52 textbook help
How do you solve this for example g(t)4 and the function is g(x)=x squared +1 . . . . . . .. . .I NEED THIS DONE BY TOMORROW HELP!
asked by Juliana 
Physics
How do you divide 4.0 V by .041 A? Would the answer be: 97.6
asked by Lauren 
math
Rusty the elephant was thirsty, despite the fact that water made up 85% of his body weight. After drinking a considerable amount of water, Rusty weighed 1350 pounds, and water made up 86% of his body weight. What was Rusty's weight before he had his drink?
asked by HG 
Mathmatics
how do i solve 5(32n)=65
asked by Ashley 
Science
What would happen if all the clocks in the world were to stop for seventytwo hours.
asked by Sha'Onnta 
home economics
what happens to bacteria between tempretures five degrees and sixty three degrees
asked by harry 
French
Your fRench teacher has a collection of items that have been left in class. Tell whom they belong to. ex. le cahier/l'étudiante avec les cheveux blonds C'est le cahier de l'étudiante avec les cheveux blonds. les cassettes/le cousin de Paul Ce sont les
asked by Anna 
caculus
solve log4(x1) =3
asked by meron 
chemistry
who said that each element was composed of extremely small particles democritus lavoisier proust dalton
asked by rica 
Math.
25.) what is the value q, if 7 = q + 2????
asked by bettylouuu! 
Mathmatics
How do i solve 7x=x+18
asked by Ashley 
Mathmatics
concerning my math problem 7x=x+18 lisa how did you get x=3
asked by Ashley 
3rd grade
where can I find interesting facts about the State of Oklahoma?
asked by John 
2nd grade
i have to write two sentences that contain atleast two words in each sentence from following what,who,where,when,why,how,with
asked by komal thind 
substitution method
y=x7 2x+y=8
asked by j.hargrove 
To SraJMcGin
thanx sra 4 ur help, u r very kind.
asked by Anna 
Social studies
Were could i find good facts about Enlil(roles,props and what does the humans belive in him also its mini history
asked by Sara 
French
During his year in France, Jerry was asked to interview teachers and students from his French school who had spent their summer vacations countries. Rewrite his notes, using complete questions and answers.(The first 2 have been done) 1.Mme Verley? (Canada)
asked by Anna 
Foreign Languages
Can someone tell me what Melodifestivalen is?
asked by Zachary 
history
what was amelia earharts street adress
asked by Anonymous 
spanish
what does chinga usted mean
asked by shannon 
spanish
what does te quiers comer toda la noche
asked by kate 
science
Select the choices in which work is done by recording "yes" or "no": 1. Reese completing her chemistry homework. NO? 2. the movers carrying Catalina's amplifier from the moving truck to her house. NO? 3. Li pushing his motorcycle down his driveway. YES? 4.
asked by please help(: 
science
How much work will be necessary for the band members to move the new 120 kilogram amplifier to the garage where they practice, if they were to slide the amplifier a distance of 35 meters on a frictionless surface at an acceleration of 2 meters/second? Show
asked by anonymous 
ecology
the effects of the tagedy of commons in communities?
asked by Anonymous 
math
how do i solve 2(m+7)=22
asked by Ashley