Chemistry Homework Help

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Charles Law (IGNORE)

#### Q. A sample of nitrogen gas is contained in a piston with a freely moving cylinder. At 0 degrees C, the volume of the gas is 371 mL. To what temperature must the gas be heated to occupy a volume of 557 mL? Report your answer in degrees Celcius to the nearest whole number.

Solved • Sep 12, 2019

Charles Law (IGNORE)

#### Q. A 2.68 L volume of hydrogen measured at -151°C is warmed to 100.°C. Calculate the volume (in L) of the gas at the higher temperature, assuming no change in pressure.

Solved • Jul 25, 2019

Charles Law (IGNORE)

#### Q. An arctic weather balloon is filled with 14.9 L of helium gas inside a prep shed. The temperature inside the shed is 11. °C. The balloon is then taken outside, where the temperature is 7. °C. Calculate the new volume of the balloon. Yo u may assume the pressure on the balloon stays constant at exactly 1 atm. Round your answer to 3 significant digits.

Solved • Jul 23, 2019