A sample of argon at 300. °C and 50.0 atm pressure is cooled in the same container to a temperature of . What is the new pressure?

A sample of argon at 300. °C and 50.0 atm pressure is cooled in the same container to a temperature of . What is the new pressure?

At 125 °C, the pressure of a sample of He gas is 345 mmHg. At what temperature (°C) will the pressure become if the volume remains constant?

Which of the following is not one of Aristotle’s four elements?

Which state of matter has the lowest density?

A rigid ball that contained air at 22 °C and 6.25 atm pressure was placed in an oven at a temperature of What was the new pressure inside the ball?

___________ is the occasional occurrence when a gas turns directly into a solid without turning into a liquid first.

A 10.0 liter balloon was taken from a temperature of 25.0 °C and placed in a freezer at a temperature of What was the new volume if pressure is constant?

How many H atoms are in 6.022 × 1023 molecules of water?

Chemical elements like carbon, oxygen, and nitrogen are considered _____.