Monday
December 9, 2013

# Posts by Jess

Total # Posts: 790

World History
At the end of the eighteenth century, _______ had the largest economy in the world. A. India B. Spain C. China D. Britain I've researched this question like crazy, but I just can't seem to determine a clear answer. I know it's between China and Britain. Britain had...

biology
Need help with FOV area (mm2) totally confused? im confused i have the FOV diameter they are: 4x = 5 10x = 2 40x = 0.5 a classmate told me she thinks the area for 40 x is: pi(5/2)^2 = 19.6 not sure if thats true or how to do it for the low and medium, magnification. please hel...

math
If there are 50 floats in a parade, how many ways can a first place and a second place trophy be awarded?

Math
uh i think its 1/1024

math
the hypotenuse of a right triangle is 3 less than 4 times the shortest leg. if the longest leg is 24cm, how long is the hypotenuse

algebra 2
write an explicit formula for the sequence of 1/2, 3/7, 1/3, 5/19, 3/14

chemistry
An air sample contains 0.032%CO2 .If the total pressure is 756mmHg , what is the partial pressure ofCO2 ?

chemistry
A sample of gas has a mass of 0.555g . Its volume is 114L at a temperature of 80degrees C and a pressure of 744mmHg .Find the molar mass of the gas

chemistry
An experiment shows that a 111ml gas sample has a mass of 0.161g at a pressure of 725mmHG and a temperature of 36degrees C.What is the molar mass of the gas?

chemistry
How many moles of gas must be forced into a 3.1L ball to give it a gauge pressure of 9.8psi at 22degrees C? The gauge pressure is relative to atmospheric pressure. Assume that atmospheric pressure is 14.5psi so that the total pressure in the ball is 24.3psi .

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