Sunday

October 23, 2016
Total # Posts: 64

**Chem 125**

Three bulbs are connected by tubing, and the tubing is evacuated. The volume of the tubing is 27.0 mL. The first bulb has a volume of 37.0 mL and contains 5.65 atm of argon, the second bulb has a volume of 250 mL and contains 2.16 atm of neon, and the third bulb has a volume ...

*October 16, 2016*

**Math**

How many times greater is a digit in the one millions place than the same digit in the ten thousands place

*August 30, 2016*

**statistics **

the verbal section of GRE exam for admission into graduate school has a mean of 456 (s=140). Assuming the scores are normally distributed what percent of students will score 600 or higher? (choose range that fits your answer)

*June 16, 2016*

**Earth Science**

If we were to increase atmospheric CO2 fivefold by the burning of fossil fuels, how much would the atmospheric oxygen concentration change relative to what it is today? Assume: (a) CO2 concentration today is 400 ppm, (b) the atmosphere today is made of 21% oxygen, and (c) the ...

*February 15, 2016*

**earth science**

The global ocean covers about 70% of the Earth’s surface. If all the ocean water was uniformly distributed over the whole surface, what would be its depth? Assume that the Earth is a perfect sphere, and the average ocean depth is 4 km.

*January 31, 2016*

** Physics**

Consider charges placed along an x-axis. If a charge of +17 nC is placed at x = 0.00 m and a charge of +32 nC is placed at x = 1.00 m, where would a third charge of -14.0 nC be in electrostatic equilibrium? Give the x-coordinate for your answer in meters and with three ...

*January 8, 2016*

**College Physics**

Consider charges placed along an x-axis. If a charge of +17 nC is placed at x = 0.00 m and a charge of +32 nC is placed at x = 1.00 m, where would a third charge of -14.0 nC be in electrostatic equilibrium? Give the x-coordinate for your answer in meters and with three ...

*January 7, 2016*

**math**

7x6 equals 42

*September 22, 2015*

**Science (Physics)**

(3.2534x10^4m)+(7.25x10^6m)/(4.26442x10^-3km)-(7.1299x10^-5km)

*September 13, 2015*

**Physics - Mini Lab**

The reason I didn't do this was because I was gone the day they did this at school. And the teacher said I couldn't do it at school. So I need help and my teacher is a jerk, so I have no idea what to do. Please help me. I really need a good grade in this class. Please...

*March 8, 2015*

**Physics**

Continue walking at a constant speed. Just after you release the ball upward, make a sharp right turn. Where does the ball land?

*March 8, 2015*

**Physics**

Continue walking at a constant speed. Just after you release the ball upward, break into a run. Where does the ball land?

*March 8, 2015*

**Physics**

Continue walking at a constant speed. This time, stop instantly just after you release the ball upward. Where does the ball land?

*March 8, 2015*

**Physics**

So what exactly are you saying. Can you please clarify what you just said please. Thanks Marisa.

*March 8, 2015*

**Physics**

Newton's first law of motion states that an object in motion will continue to move at constant speed in a straight line. Only an outside force can change the speed or direction. If the object is at rest, it will remain at rest, unless an outside force is exerted on it. ...

*March 8, 2015*

**pschology**

ANOVA

*March 2, 2015*

**MATH**

A portable music player is on sale for 20% off its original price. The sale price is $96. What was the original price of the music player?

*January 11, 2015*

**Physics**

A spider crawling across a table leaps onto a magazine blocking its path. The initial velocity of the spider is 0.880 m/s at an angle of 34.1° above the table, and it lands on the magazine 0.0790 s after leaving the table. Ignore air resistance. How thick is the magazine? ...

*September 11, 2014*

**Physics**

if a mouse has a mass of 62g, what is its weight?

*January 26, 2014*

**Physics**

1st Part We're looking for displacement which means V=displacement/time So it would look like this 5.2 m/s = displacement(unknown)/85 s Multiply both sides by 85 s to get rid of denominator so you end up with this 85 s x 5.2 m/s =442 m 2nd Part Finding position take the ...

*September 29, 2013*

**math**

one U.S. dollar is equivilant to $1.34 dollars Canadian dollars. Write an algebraic expression the number of US dollars you get for the N Canadian dollars

*September 3, 2013*

**science**

going 80 km/h how far can you travel in 30 minutes?

*April 3, 2013*

**Algebra**

2n-11=m/4 n=m/-3 Solve for the variables using substitution

*October 11, 2012*

**Science**

1.Why are there sutures on the human skull? What does this tell you about the actual structure of the skull?

*September 17, 2012*

**Geometry**

A regular hexagon is circumscribed about the ring surrounding the clock face. The diameter of the ring is 10in. Find the perimeter if the clock face. Please included work/steps to solve. Thanks!

*May 22, 2012*

**Math**

Z = 21. Mike's mistakes would be he didn't divide correctly.

*April 9, 2012*

**Pre-Calc**

Write a Sinusoidal function for the following. A ferris wheel is 100 feet in diameter and makes one revolution in 45 seconds. If the rider needs to walk up a ramp to get to their seat that is 5 feet above the ground, write the model for the rider.

*February 12, 2012*

**Social Studies (ATHENS VS SPARTA)**

well by fighting

*October 24, 2011*

**algebra**

Maria has 16 shirts and 3/8th of them are red so how many shirts are red.?

*October 22, 2011*

**Math**

Flip a fair coin 9 times. Find the probability of getting the following outcome. (Round your answer to six decimal places.) at least 5 heads

*October 9, 2011*

**AP chem**

I don't understand how you got to 83.8%??

*September 6, 2011*

**Chemistry**

Methane is formed in landfills by the action of certain bacteria on buried organic matter. If a sample of methane collected from a landfill has a volume of 500. mL at 744. torr and 22. °C, how many grams of methane are in the sample?

*November 22, 2010*

**scienc**

what does the statment"the properties of salt are diffrent from the properts of the elements that go into making them"mean? i don't get what they are asking.

*November 10, 2010*

**Math**

yes

*October 21, 2010*

**Math**

how many out of 80 people

*October 21, 2010*

**5th gread**

why is breakfeast the most important meal of the day?

*October 21, 2010*

**us history**

thank you,what is maize????

*October 21, 2010*

**us history**

what foods where in the new world before the columbian exchange?

*October 21, 2010*

**3rd grade**

62 tens and 4 ones

*October 21, 2010*

**math gr.6**

How do I show the work?

*September 22, 2010*

**math**

For the pair of sets, explain if it is a subset of the other. A - B and A - (B - C)

*September 17, 2010*

**reading**

Can you give me ansewers to sentence check chapter5 final check the name of it is night nurse

*September 1, 2010*

**LIT 210**

Which author do you think most effectively utilized dramatic literary devices and conventions—Sophocles or Lorraine Hansberry? Explain your answer.

*August 24, 2010*

**Geometry**

What is the radius if the area of the circle is: 4x^2(PI) My answer 4x^2(pi)=(pi)(r)(2), 16x(pi)=(pi)(r)(2), 16x/pi=5x. 5(PI) My answer 5(pi)=(pi)(r)(2), sqare root of 5 is 2.23, which rounds to 3, 3(pi)=square root of 9. What is the area of the sector if the radius is 6 and ...

*June 15, 2010*

**spanish**

if you know when a program, what are you doing. i'm a spainsh expert :D kinda :D

*March 23, 2010*

**11th grade**

how do you solve a dilution problem, this is chemistry

*February 19, 2010*

**math**

The demand for your college newspaper is 2200 copies each week if the paper is given away free of charge and drops to 1000 each week if the charge is 10/copy. However, the university is only prepared to supply 600 copies each week free of charge but will supply 1400 each week ...

*February 18, 2010*

**7th science**

what are the differences between multiple alleles and polygenic inheritance???

*December 16, 2009*

**7th grade science**

Gregor Mendel was considered as the father of genetics because he was the first one to understand how DNA worked. Mendel was famous for working with pea plants. He breeded different kinds of pea plants to get certain kinds of colors of peas. Just like artists it took him to ...

*December 13, 2009*

**7th grade science**

Answer: heterozygus EXTRA: if it was TT it would be homozygous dominant. if it was tt it would be homozygous recesive

*December 13, 2009*

**geography**

how does floridas physical and cultural geography effect the way people live and work

*October 8, 2009*

**math**

false

*October 8, 2009*

**work (physics)**

a 25 kg object is accelerating from rest to a distance of 6 m in 4 seconds across a level floor. The friction is 3.8 N - what is the total work........ i started off by trying to find fa but it seems to give me an absurd answer.. maybe if u could help me by telling me the ...

*April 7, 2009*

**algebra**

okay so my question is 8-x/3=-10 i now that you would substract -8 from both sides but what do you do then

*October 6, 2008*

**Algebra**

the answer would be 15 becuase when you divide 45 by 3 you would get 15

*October 6, 2008*

**Math(is this correct?)**

yes it is

*October 6, 2008*

**8th grade math**

uhmm i think you would subtract 4 from both sides so that would just leave you with 3x 3x+4=193 -4 -4 3x= 189 then you would divide 3 from both sides which leaves you with 63 x=63 =] oh and make surewhen you do these promblems you go back and check it

*September 22, 2008*

**sparta&athens**

they both do hard advating

*September 19, 2008*

**American Government**

The Magna Carta!!! HELP ME PLEASE? How does this relate to today standards and help the Republican side view point? What is this saying????? From the magna Carta. 12. No `scutage' or `aid' may be levied in our kingdom without its general consent, unless it is for the ...

*September 18, 2008*

**math**

fatorise: a)x^2-5x b)x^2-81

*April 14, 2008*

**Physics**

A 74 kg skier is pulled 50 meters up a 30 degree incline. How much work is required to pull the skier up?

*October 7, 2007*

**algebra**

You first need to distribute the (-5) and the (2) on both sides of the equation. Then combine like terms, the (x)s and the numbers. Isolate the variable (x) onto one side. Solve for x

*October 7, 2007*

**Analogies (just one)-- please help**

Whirlwind is to breeze as downpour is to.?

*September 14, 2006*

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