Wednesday

May 27, 2015

May 27, 2015

**College Chemistry**

How much Ca(OH)2 is required to remove 90.0% of PO4^-3 from 7.5 times 10^6 L of drinking water containing 25 mg/l of PO4^-3?
*Friday, February 17, 2012 at 4:59pm*

**College Physics**

A 4.8 kg object is subjected to two forces, F~ 1 = (2.8 N) ˆı + (−2.1 N) ˆ and F~ 2 = (3.3 N) ˆı + (−10 N) ˆ. The object is at rest at the origin at time t = 0. What is the magnitude of the object’s acceleration? ...
*Friday, February 17, 2012 at 2:40pm*

**college physics**

A 1500 wrecking ball hangs from a 16 -long cable. The ball is pulled back until the cable makes an angle of 23.0 with the vertical.
*Thursday, February 16, 2012 at 11:39pm*

**College: HCA/220 Week 3 DQ 2**

You are a health care administrator, and the nursing supervisor approaches you with concerns about documentation in a patient's chart. While reading the chart, you discover some concerns regarding how things are being documented. Begin discussing the patient's medical ...
*Thursday, February 16, 2012 at 12:56pm*

**Psychological Statistics **

A random selection of files from a student counseling center revealed the following reasons why college students seek services: Mental health issues 25 Learning/school issues 15 Relationship issues 5 Other 5 What does it mean to say the files were randomly selected? How would ...
*Thursday, February 16, 2012 at 12:35pm*

**College algebra**

I would like to build a fench for my poodle 8 feet long and 4feet high. What is the inches, feet yards and miles or meters. and determine the perimeter.
*Wednesday, February 15, 2012 at 10:32pm*

**college algebra**

What is the answers and break down of them, Typing hint: Type x 2 as x^2 (shift 6 on the keyboard will give ^) 1) Solve the following quadratic equation by factoring: a) 7 010 2 xx =++ Answers: Show your work here: b) Solve the quadratic equation using the quadratic formula. ...
*Tuesday, February 14, 2012 at 10:35pm*

**college algebra**

IF THIS WAS 1500 SQFT. WHAT WOULD IT LOOK LIKE.I have two small Yorkies that love to go outside and play, so being on a leash just doesn’t work for them. So I decided to get them a fence so they can play how they like too. I live in a townhouse, its 1600 sqft yet its big ...
*Tuesday, February 14, 2012 at 9:33pm*

**college physics**

calculate the specific heat of 200g of substance whose temperature is 30 degree celcius if it is mixed with 200g of water heated in a 300g iron container at 100 degree celcius. the final temperature of the mixture is 98 degree celcius.
*Tuesday, February 14, 2012 at 9:06pm*

**college physics**

calculate the specific heat of 200g of substance whose temperature is 30 degree celcius if it is mixed with 200g of water heated in a 300g iron container at 100 degree celcius. the final temperature of the mixture is 98 degree celcius.
*Tuesday, February 14, 2012 at 9:06pm*

**College Physics**

A tiger leaps horizontally from a 15.0 m high rock with a speed of 7.10 m/s. How far (in meters) from the base of the rock will it land?
*Tuesday, February 14, 2012 at 9:05pm*

**college physics**

what is the force applied in the direction of the wire at a point attached to the patient in a traction system if the mass applied ius equal to 5kg.?
*Tuesday, February 14, 2012 at 9:00pm*

**college chemistry**

Guys i really need help in these three problems. If someone could explain how to do this i would appreciate it! complete and balance the following equations 1. SO3^2- + Cu^2+ --> SO4^2- + Cu^+ 2. Cr +Cu^2+ ---> CrO4^2- + Cu^+ 3. MnO2 + Ag^+ ---> MnO4^- + Ag
*Tuesday, February 14, 2012 at 5:50pm*

**college chemistry**

At a prominent state hospital, a 45-year-old woman is receiving a ‘combined modality' treatment for the initial stage of breast cancer. State the two aspects included in this treatment. State the methods by which a radiation oncologist can administer these therapies. ...
*Tuesday, February 14, 2012 at 11:52am*

**College mathematics 1**

The end of a 30 inch pendulum describes an arc of 6 inches through what angle does the pendulum swing?
*Tuesday, February 14, 2012 at 8:53am*

**college math**

Assume that there are 11 girls and 9 boys in the neighborhood club, and a team of 6 is to be selected. How many different teams can be selected if each team must contain exactly 3 girls and 3 boys?
*Monday, February 13, 2012 at 7:34pm*

**College Chemistry**

previous answer to problem before this one(relevant in 2nd half of this question): 294.472689amu what would be the mass of 1.36 moles of these atoms? Enter your answer here: ____ g
*Monday, February 13, 2012 at 6:42pm*

**Health - Violence and Injury**

1. Which of the following is/are common characteristic(s) of child abusers? a. frustration with life b. has experienced violence in their life c. low socioeconomic status d. All of these 2. Jane is being harassed by a coworker. You would tell her to a. confront the person ...
*Monday, February 13, 2012 at 4:51pm*

**statistics**

Assume that the population of heights of female college students is approximately normally distributed with mean m of 66 inches and standard deviation s of 4.00 inches. Show all work. (A) Find the proportion of female college students whose height is greater than 65 inches. (...
*Sunday, February 12, 2012 at 10:45pm*

**Math**

Nico is saving money for his college education. He invests some money at 5%, and $2300 less than that amount at 3%. The investments produced a total of $163 interest in one year. How much did he invest at each rate?
*Sunday, February 12, 2012 at 10:23pm*

**statistics**

A professor teaches two different subjects (history and sociology) in an ethnically diverse college. She wants to know how much interest students have in prominent political figures. She reasons that knowing this will help her plan for future lectures. She asked students to ...
*Sunday, February 12, 2012 at 8:14pm*

**statistics**

Now, let’s look at a situation in which we compare three college math teachers to each other with respect to how interested they keep their students. The study was conducted among freshmen enrolled in an introductory course. The unit was quadratic equations. Students were...
*Sunday, February 12, 2012 at 8:13pm*

**College Chemistry**

If the density of cylinder 1 is 3.55 , what is the density of cylinder 2? (The masses and volumes of two cylinders are measured. The mass of cylinder 1 is 1.35 times the mass of cylinder 2. The volume of cylinder 1 is 0.792 times the volume of cylinder 2.)
*Sunday, February 12, 2012 at 6:22pm*

**college physics **

A roller coaster at an amusement park has a dip that bottoms out in a vertical circle of radius r. A passenger feels the seat of the car pushing upward on her with a force equal to twice her weight as she goes through the dip. If r = 19.0 m, how fast is the roller coaster ...
*Sunday, February 12, 2012 at 3:57pm*

**College Physics**

An artificial satellite is moving in a circular orbit with a speed of 6.5 km/s and a period of 80.0 min. A retarding rocket fires in a direction opposite to the motion. This provides a retarding deceleration of 21.0 m/s2. What is the acute angle between the radius vector and ...
*Saturday, February 11, 2012 at 8:17pm*

**Math**

Gymnast Clothing manufactures expensive hockey jerseys for sale to college bookstores in runs of up to 250. Its cost (in dollars) for a run of x hockey jerseys is C(x) = 2500 + 10x + 0.2x2 Domain(0 ≤ x ≤ 250) Gymnast Clothing sells the jerseys at $105 each. Find ...
*Saturday, February 11, 2012 at 4:31pm*

**US/ 101Week 5 DQ4**

Have you ever used mnemonics to remember something complicated? If so, describe these techniques. How might you use mnemonics to be a more effective college student and adult learner?
*Saturday, February 11, 2012 at 1:39pm*

**College Algebra**

49x^4 - 70x^3 + 21x^2. Facotor out, relative to the intergers, all factors common to all terms.
*Saturday, February 11, 2012 at 1:11pm*

**college physics**

When two objects of unequal mass are hung vertically over a frictionless pulley of negligible mass, as shown below, the arrangement is called an Atwood machine. Determine a) the magnitude of the acceleration of the two objects and b) the tension in the lightweight cord below ...
*Saturday, February 11, 2012 at 12:57pm*

**college physics**

Two blocks of masses m1 = 4.00 kg and m2 = 3.00 kg are placed in contact with each other on a frictionless horizontal surface. A constant force F = 9.00 N is applied to the block of mass m1. a) Determine the magnitude of the acceleration of the two-block system. b) Determine ...
*Saturday, February 11, 2012 at 12:56pm*

**College Algebra**

Solve the problem. Jon has 1162 points in his math class. He must have 86% of the 1500 points possible by the end of the term to receive credit for the class. What is the minimum number of additional points he must earn by the end of the term to receive credit for the class?
*Friday, February 10, 2012 at 8:12pm*

**math**

I have to take up math 100 for college can you give me tips on what to study?Im taking up nursing and i was told i need alot of math..
*Thursday, February 9, 2012 at 8:44pm*

**College Algebra**

Find the value of the missing variable P=4s ; s=32
*Thursday, February 9, 2012 at 7:45pm*

**all**

Im going to college for rn. i have to take pre req. before entering the nursing program. I received my ged in 2008 can you give me advice to help me improve studying habits so that i can succeed in requirements? The subjects are mth100,eng101,bio201-202,220,psy200&210,...
*Thursday, February 9, 2012 at 7:43pm*

**College Calculus**

Calculate the average over the given interval. f(x)=sin(pi/x)/x^2, [1,2]
*Thursday, February 9, 2012 at 7:00pm*

**College Calculus**

Find the volume of the solid with given base and cross sections. The base is the unit circle x^2+y^2=1 and the cross sections perpendicular to the x-axis are triangles whose height and base are equal.
*Thursday, February 9, 2012 at 6:56pm*

**College Calculus**

Odzala National Park in the Congo has a high density of gorillas. Suppose that the radial population density is p(r)=52(1+r^2)^-2 gorillas per square kilometer, where r is the distance from a large grassy clearing with a source of food and water. Calculate the number of ...
*Thursday, February 9, 2012 at 6:54pm*

**Math**

Gymnast Clothing manufactures expensive hockey jerseys for sale to college bookstores in runs of up to 250. Its cost (in dollars) for a run of x hockey jerseys is C(x) = 2500 + 10x + 0.2^x2(0 ≤ x ≤ 250) Gymnast Clothing sells the jerseys at $105 each. Find the ...
*Thursday, February 9, 2012 at 3:16pm*

**College Alg**

find the intervals on which the function is increasing or decreasing and find any relative minima or maxima. f(x)=0.2x^3-0.2x^2-5x-4
*Thursday, February 9, 2012 at 2:35pm*

**College Algebra**

A manufacturer of radios estimates that his daily cost of producing x radios is given by the equation C=350+5x. The equation R=25x represents the revenue in dollars from selling x radios. *Profit function,P(x)=R(x)-C(x),P(x)=20x-350 *How many radios should the manufacturer ...
*Thursday, February 9, 2012 at 1:23pm*

**college physics**

An electric dipole consists of 2.0 g spheres charged to 5.0 nC (positive and negative) at the ends of a 12 cm long massless rod. The dipole rotates on a frictionless pivot at its center. The dipole is held perpendicular to a uniform electric field with field strength 1400V, ...
*Wednesday, February 8, 2012 at 2:02pm*

**college calculus**

lim x->a f(x)= 0 , lim x->a g(x)=infinity show that lim x->a [f(x)]^(g(x))= 0
*Wednesday, February 8, 2012 at 2:02pm*

**solving algebraic equation **

For college orientation week,Mike sold 200 shirts.sweat shirts were priced at $50.00 each ant t-shirts at $20.00 each Mike recieve a total of $6250.00 for the shirts. How many type of shirt dud Mike sell for college orientation week ?please help and show a equation to solve
*Wednesday, February 8, 2012 at 2:00pm*

**College Algebre**

Here is the math problem: The height of an object in free fall, or otherwise thrown into the air near the earth's surface, with initial vertical velocity v0 in feet per seconds, and from the initial height h0 in feet, at any given time t in seconds is given by the equation...
*Wednesday, February 8, 2012 at 11:58am*

**College Physics**

An electric dipole consists of 2.0 g spheres charged to 5.0 nC (positive and negative) at the ends of a 12 cm long massless rod. The dipole rotates on a frictionless pivot at its center. The dipole is held perpendicular to a uniform electric field with field strength 1400V, ...
*Wednesday, February 8, 2012 at 11:36am*

**College Physics**

A parallel plate capacitor is made of two 3.5 cm x 3.5 cm square plates that are separated by 1.6 x10 -5 m. The plates are charged to 4.8 nC each (positive and negative). An electron is released from rest at the surface of the negative plate and simultaneously a proton is ...
*Wednesday, February 8, 2012 at 9:21am*

**college mathematics**

9. Create a Euler diagram to determine whether the syllogism is valid or invalid. All children like games. John likes games. John is a child., <--At the beginning of this sentence which is the last sentence is suppose to have three dots shaped like a triangle. (I am having ...
*Wednesday, February 8, 2012 at 9:13am*

**Virtue Ethics-College Level**

I need help in understanding what the viewpoint would be of a virtue ethicist in deciding who should receive a liver transplant. There are 5 candidates: Bob- is 40 years old unemployed, homeless with a severe drinking problem and a criminal record.He was the first to sign up ...
*Tuesday, February 7, 2012 at 2:44pm*

**college mathematics**

2.) Construct a truth table for (p^~q)-->q.
*Tuesday, February 7, 2012 at 1:26pm*

**college mathematics**

10. If the argument below is valid, name which of the four valid forms of argument is represented. If it is not valid, name the fallacy that is represented. If I sing in the shower, then I will not be overheard while singing. I was not overheard while singing. Therefore, I ...
*Tuesday, February 7, 2012 at 12:28pm*

**college mathematics**

9. Create a Euler diagram to determine whether the syllogism is valid or invalid. All children like games. John likes games. John is a child., <--At the beginning of this sentence which is the last sentence is suppose to have three dots shaped like a triangle.
*Tuesday, February 7, 2012 at 12:22pm*

**college mathematics**

8. Determine which, if any, of the three statements are equivalent. Give a reason for your conclusion. Show complete work. I.) If the dog wags its tail, then the dog is not calm. II.) Either the dog does not wag its tail or the dog is not calm. III.) If the dog is not calm, ...
*Tuesday, February 7, 2012 at 12:17pm*

**college mathematics**

5. Given p is false, q is true, and r is false, find the truth value of the statement (~p<-->~q)-->~r. Show step by step work.
*Tuesday, February 7, 2012 at 12:10pm*

**college mathematics**

4. Construct a truth table for q <-->(p^ ~q). Be sure to include all intermediate steps in your table.
*Tuesday, February 7, 2012 at 12:08pm*

**college mathematics**

3. Fill in the heading of the following truth table using any of p, q, ~, -->, <-->, V, and ^. p q T T T T F F F T F F F T
*Tuesday, February 7, 2012 at 12:06pm*

**college physic**

Determine a formula for the change in surface area of a uniform solid sphere of radius r if its coefficient of linear expansion is alpha A (assume constant) and its temperature is changed by Delta T.Assume the temperature chan ge is not large, Delta T^2 ~ 0.
*Tuesday, February 7, 2012 at 3:34am*

**college physic**

Two identical thermometers made of pyrex glass contain,respectively identical volumes of mercury and methyl alcohol.If the expansion of the glass is taken into account,how many times greater is the distance between the degree marks on the methyl alcohol thermometer than that ...
*Tuesday, February 7, 2012 at 3:32am*

**College Personal Finance**

Annual interest of 6.0% paid if balance exceeds $900, $12 monthly fee if account falls below minimum balance, average monthly balance $1,135, account falls below $900 during 2 months. Round the answer to the nearest cent.
*Monday, February 6, 2012 at 3:58pm*

**English**

F. Scott Fitzgerald dropped out of college to ..... begin writing. get married. join the army. work for his father.
*Sunday, February 5, 2012 at 5:10pm*

**college mathematics**

Given the argument and its Euler diagram below, determine whether the syllogism is valid or in valid. All painters use brushes. Some people who use brushes are teachers. Some painters are teachers. (The second sentence is suppose to have a line underneath it, and also the ...
*Sunday, February 5, 2012 at 9:19am*

**Diversity Essay**

This is my second essay, please I want some constructive criticism on this. Moreover this site does not give away our essays so they can be seen as plagiriazed correct? In my long distance trip to United Arab Emirates which I also call home, I volunteered at this posh ...
*Sunday, February 5, 2012 at 1:19am*

**Pre-Dental Essay**

I have to write a personal comments essay, please help me out in figuring if this is well written,makes sense and is worth it.. Truth be told I am fascinated by teeth. I find each molar precious and I want to preserve and pamper every atom that builds a tooth. Not only does ...
*Sunday, February 5, 2012 at 1:17am*

**college mathematics**

Construct a truth table for ~q v ~p.
*Saturday, February 4, 2012 at 11:04pm*

**College Chemistry**

A heat lamp produces 22.5 watts of power at a wavelength of 6.0 Mu.How many photons are emitted per second? (1watt= 1J/s )
*Saturday, February 4, 2012 at 8:02pm*

**College Physics**

On planet Z, the standard unit of length is the foose. Ann the Astronaut is 5.90 feet tall on earth. She lands on planet Z and is measured to be 94 foosi tall. Her partner Rachael is 88 foosi tall. How tall is Rachael on Earth?
*Saturday, February 4, 2012 at 6:59pm*

**Business Finance**

you are saving for your child's college.. there are 15 years before they will be in college. you have saved 0 so far. Your goal is $98,000. assume annual in rate is 8%. how much must you save at the end of each year in equal amounts to reach your goal? I know that with the...
*Friday, February 3, 2012 at 4:44pm*

**college mathematics**

In Exercises 13–32, determine whether the argument is valid or invalid. You may compare the argument to a standard form, given on page 155, or use a truth table. x→y ∼ x ∴∼ y there is suppose to be a line between x and the bottom y.
*Friday, February 3, 2012 at 3:17pm*

**college mathematics**

In exercises 59-62,let p: Tanisha owns a convertible. q: Joan owns a Volvo. Translate each statement into symbols. Then construct a truth table for each and indicate under what conditions the compound statement is true.#62 Tanisha does not own a convertible or Joan does not ...
*Friday, February 3, 2012 at 2:52pm*

**college algebra**

3. Students in an English class took a final exam. They took equivalent forms of the exam at monthly intervals thereafter. The average score S(t), in percent, after t months was found to be given by S(t) = 68 − 20 log (t + 1), t ¡Ý 0. What was the average ...
*Thursday, February 2, 2012 at 10:52pm*

**college mathematics**

in exercises 35-40 write the statement in symbolic form let p: The tent is pitched q: The bonfire is burning #40. The bonfire is not burning, however the tent is pitched.
*Thursday, February 2, 2012 at 8:20pm*

**college algebra**

an isosceles triangle has at least two sides of equal length. Determine whether the triangle with vertices (0,0), (3,4),(7,1) is isosceles.
*Thursday, February 2, 2012 at 3:46pm*

**Algebra**

The principal is $25,000. This is P. Research the annual interest rate for your investment. This is r. State the time in years for the investment (as in when the new grandchild will be attending college). This is t. State the number of compounding periods per year. This is n. ...
*Wednesday, February 1, 2012 at 10:58pm*

**College Algebra**

The principal is $25,000. This is P. Research the annual interest rate for your investment. This is r. State the time in years for the investment (as in when the new grandchild will be attending college). This is t. State the number of compounding periods per year. This is n. ...
*Wednesday, February 1, 2012 at 10:56pm*

**College algebra**

use interval notation to express the solution set of the inequality |2x + 3|> or equal to 9
*Wednesday, February 1, 2012 at 5:10pm*

**Math**

1. Jacksonville Technical College received $3,445,553 in state aid on September 15 for the fall academic semester. The vice-president for finance decided to invest $2,000,000 in a 2-month investment that pays 11.5% simple interest. How much interest will the college earn on ...
*Wednesday, February 1, 2012 at 10:22am*

**college algebra**

A grandmother is looking for a plan to finance her new grandchild’s college education. She has $25,000 to invest. Search the internet and locate a long-range investment plan, CD, Savings Bond, etc, for the grandmother. The plan is to earn compound interest. Calculate the ...
*Wednesday, February 1, 2012 at 10:06am*

**College Algebra**

Students in an English class took a final exam. They took equivalent forms of the exam at monthly intervals thereafter. The average score S(t), in percent, after t months was found to be given by . a) What was the average score when they initially took the test, t = 0? Round ...
*Wednesday, February 1, 2012 at 12:24am*

**College Math**

20s-5r ---------- 10r-5s reduce to simplest form
*Tuesday, January 31, 2012 at 10:15pm*

**college alg**

A particular style of shoes costs the dealer $97 per pair. At what price should the dealer mark them so he can sell them at a 10% discount off the selling price and still make a 30%profit?
*Tuesday, January 31, 2012 at 6:09pm*

**college algebra**

I need to find out the solution in terms of natural logarithms for this 10^x=2.5
*Tuesday, January 31, 2012 at 2:54pm*

**college algebra**

I need to find out the solution in terms of natural logarithms for this 10^x=2.5
*Tuesday, January 31, 2012 at 2:54pm*

**college algebra**

Students in an English class took a final exam. They took equivalent forms of the exam at monthly intervals thereafter. The average score S(t), in percent, after t months was found to be given by S(t) = 68 - 20 log (t+1), t > 0
*Tuesday, January 31, 2012 at 1:53am*

**college algebra**

Please show me how to work this e^.05t =1600
*Tuesday, January 31, 2012 at 1:00am*

**College Physics**

A 1.00 g lead bullet at 28.0°C is fired at a speed of 230 m/s into a large block of ice at 0°C, in which it becomes embedded. What quantity of ice melts? Can someone walk me through this step by step?
*Monday, January 30, 2012 at 11:40pm*

**college algebra**

on a ship, the distance d that you can see to the horizon is given by d=1.5 square root h, where h is the height of your eye measured in feet above sea level and d is measured in miles. How high is the eye level of a navigator who can see 16 miles to the horizon? Round your ...
*Monday, January 30, 2012 at 2:51pm*

**college algebra**

A model rocket is launches upward with an initial velocity of 160 feet per second. The height, in feet, of the rocket t seconds after the launch is given by h=-16t^2+160t. How many seconds after the launch will the rocket be 290 feet above the ground? Round to the nearest ...
*Monday, January 30, 2012 at 2:34pm*

**College Physics**

If you square the equation v=v0 + at, you'll have an expression for v2. Equate the two expressions for v2, and show that the resulting equation reduces to the equation x= x0+v0t + 1/2at2.
*Monday, January 30, 2012 at 12:43pm*

**Algebra**

A grandmother is looking for a plan to finance her new grandchild’s college education. She has $25,000 to invest. Search the internet and locate a long-range investment plan, CD, Savings Bond, etc, for the grandmother. The plan is to earn compound interest. Calculate the ...
*Monday, January 30, 2012 at 11:56am*

**College Hca 210**

Write a 350- to 700-word paper on one of the following laws: HIPAA (1996) or EMTALA (1986). Pretend you are a health care manager employed at a small community hospital responsible for educating your staff about HIPAA (1996) or EMTALA (1986). Include the following in your ...
*Monday, January 30, 2012 at 1:34am*

**College Algebra**

Annual profit in thousands of dollars is given by the function, P(x) = -.1x2 + 50x - 300, where x is the number of items sold, x ¡Ý 0. 1.describe the meaning of the number -.1 in the formula 2.describe the meaning of the number -300 in the formula 3.find the ...
*Sunday, January 29, 2012 at 8:47pm*

**COLLEGE MATH- SYSTEMS OF EQUATIONS**

1. Solve these systems of equations a. 3x + 6y + 3z= 3 2x - y + 4z= 14 x + 10y + 8z= -8 b. x + y + 3z= 10 x + 2y + 3z= 4 x + 4y + 3z= -6 2. Solve these systems of equations word problems. a. A movie theater sold 450 tickets to a movie. Adult tickets cost $8 and children's ...
*Sunday, January 29, 2012 at 5:45pm*

**college soc 120**

utilitarianism, deontology, and virtue ethics of gay marriage
*Sunday, January 29, 2012 at 5:20pm*

**college calculus**

what is the derivative of [x^(y)]=[y^(x)]
*Saturday, January 28, 2012 at 7:49pm*

**college algebra**

Contract the expressions. That is, use the properties of logarithms to write each expression as a single logarithm with a coefficient of 1. ln(3)-2ln(4+8)
*Saturday, January 28, 2012 at 3:32pm*

**College Math **

3/(2m+4)= 1/(m+2)- 2
*Saturday, January 28, 2012 at 2:16pm*

**English **

I really need help with my writing. I need some to proof read a paper that I wrote. Two Career Families versus One Career Families Back in the early days the traditional working family was a one career family. The roles of husband and wife were defined and everyone did as they...
*Saturday, January 28, 2012 at 12:42pm*

**College Physics **

An electron and a proton are a distance r = 8.5 × 10-9 m apart. How much energy is required to increase their separation by a factor of 6?
*Saturday, January 28, 2012 at 11:37am*

**english / compare & contrast essay**

Hey guys!! I was hoping someone could critique/view/edit me essay for me? :) It's a compare and contrast essay on Mother Tongue by Amy Tan, and How to Tame a Wild Tongue by Gloria Anzaldúa. I'm a hs junior but i'm also taking college english~critical writing...
*Friday, January 27, 2012 at 11:46pm*

**math**

at a local community college, it costs 150 to enroll in a morning section of an algebra course. Supopose that the varible n stands for the number of students who enroll. then 150n stands for the total amount of money collected for this course. how much is collected if 41 ...
*Thursday, January 26, 2012 at 10:42pm*

**Computer science**

As a member of the Information Security team at a small college, you have been made the project manager to install an access control system (ACS) in a dormitory. The ACS will automatically unlock the dormitory doors via an electronic proximity reader and integrate with an ...
*Thursday, January 26, 2012 at 3:22pm*