# Chemistry

1. Calculate the decrease in temperature when 6.00 L at 20.0 °C is compressed to 4.00 L.

2. A container containing 5.00 L of a gas is collected at 100 K and then allowed to expand to 20.0 L. What must the new temperature be in order to maintain the same pressure (as required by Charles' Law)?

1. 👍 0
2. 👎 0
3. 👁 300
1. 1. is pressure constant?

2. Use the combined gas law
P1V1/T1=P2V2/T2

1. 👍 0
2. 👎 0
2. sex

1. 👍 0
2. 👎 0
3. Bye

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Chemistry

Calculate the decrease in temperature when 2.00 L at 20.0 C is compressed to 1.00 L

asked by Engie on March 11, 2010
2. ### physical science

Inside the cylinders of a diesel engine, the mixture of fuel and air is compressed to about 1/20 of its original volume. although diesel engines have no spark plugs to ignite this mixture, it ignites anyway because_. a) increases

asked by Andrea on April 12, 2010
3. ### Physics

In a fully surfaced submarine, a certain amount of air at temperature T1 is compressed into a tank of volume V at pressure p1 . As this submarine dives deeply, the temperature of the compressed air drops substantially to T2 ,

asked by Anon. on September 23, 2013
4. ### CHEMISTRY

1.A scuba diver's tank contains 0.29 kg of O2 compressed into a volume of 2.3 L. a)Calculate the gas pressure inside the tank when the temperature is 9oC. b)calculate the volume of oxygen if the temperature is 26oC and the

asked by irfan on June 6, 2013
5. ### Physics QUIZ

Rising air cools as a result of a decrease in barometric pressure with altitude. (Lapse Rate) True/False? When an inflatable life jacket is inflated with a compressed air cylinder the air inside the now inflated life jacket is

asked by ROB on December 9, 2006
6. ### macroeconomics

Calculate the total change in aggregate demand because of an initial \$300 decrease in investment spending, given that C = 150 + 0.50YD. \$1,200 decrease \$300 decrease \$150 decrease \$600 decrease i think it is 300 but i think i am

asked by Eli on April 9, 2011
7. ### Chemistry

Given the equilibrium reaction N2(g) + 3 H2(g) 2NH3(g) + heat, an increase in temperature will: a) Increase the value of K b) Decrease the value of K c) Increase or decrease the value of K depending upon the concentration of

asked by Chloe on April 20, 2014
8. ### physics

A diesel engine works at a high compression ratio to compress air until it reaches a temperature high enough to ignite the diesel fuel. Suppose the compression ratio (ratio of volumes) of a specific diesel engine is 19 to 1. If

asked by maria on January 4, 2012
9. ### physics

A diesel engine works at a high compression ratio to compress air until it reaches a temperature high enough to ignite the diesel fuel. Suppose the compression ratio (ratio of volumes) of a specific diesel engine is 19 to 1. If

asked by maria on January 1, 2012
10. ### physic

A diesel engine works at a high compression ratio to compress air until it reaches a temperature high enough to ignite the diesel fuel. Suppose the compression ratio (ratio of volumes) of a specific diesel engine is 24 to 1. If