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22 solutions

Standard Temperature and Pressure

Q. A 1.91 mol sample of methane gas occupies a volume of _____ L at STP.

Solved • Feb 12, 2020

Standard Temperature and Pressure

Q. A sample of xenon gas that occupies a volume of 22.9 L at a temperature of 0 °C and a pressure of 1 atm contains _____ moles of gas.

Solved • Feb 12, 2020

Standard Temperature and Pressure

Q. A sample of nitrogen gas collected at STP occupies a volume of 12.1 L. How many moles of gas does the sample contain?

Solved • Feb 12, 2020

Standard Temperature and Pressure

Q. A 1.56 mol sample of argon gas occupies a volume of ______ L at STP.

Solved • Feb 12, 2020

Standard Temperature and Pressure

Q. A 1.52 mol sample of argon gas occupies a volume of _____ L at STP.

Solved • Jan 23, 2020

Standard Temperature and Pressure

Q. The volume of ample of fluorine gas at STP is measured to be 45.9 ml. How may fluorine atoms are present in the sample?

Solved • Dec 29, 2019

Standard Temperature and Pressure

Q. There are four gases at STP, (1) 6.72 L CH4, (2) 3.01×10^23 HCl molecules, (3) 13.6 g H2S, (4) 0.20 mol NH3. Select the true statement(s). Show your reasoning/calculations to receive full credit. a. Volume (2)>(3)>(1)>(4) b. Density (2)>(3)>(4)>(1) c. Mass (2)>(3)>(1)>(4) d. Number of H atoms (1)>(3)>(4)>(2)

Solved • Nov 19, 2019