Question

1. A sample of **methane** gas at a pressure of
**836** mm Hg and a temperature of **84
°**C, occupies a volume of **8.51** liters. If
the gas is **cooled** at constant pressure to a
temperature of **45 °**C, the volume of the gas sample
will be L.

2. The average molecular speed in a sample of Xe gas at a
certain temperature is **238** m/s.

The average molecular speed in a sample of NH3 gas is m/s at the same temperature.

Answer #1

*Explaination:*

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A sample of helium gas at a pressure of 853 mm Hg and a
temperature of 47 °C, occupies a volume of 5.40 liters. If the gas
is heated at constant pressure to a temperature of 73 °C, the
volume of the gas sample will be __________ L.

A sample of nitrogen gas at a pressure of
0.942 atm and a temperature of 25.1
°C, occupies a volume of 18.5 liters. If
the gas is compressed at constant temperature to a
volume of 11.0 liters, the pressure of the gas
sample will be_________atm.
A sample of nitrogen gas at a pressure of
983 mm Hg and a temperature of 80
°C, occupies a volume of 10.1 liters. If
the gas is cooled at constant pressure to a
temperature...

1a/ A sample of xenon gas at a pressure of
0.679 atm and a temperature of 282
°C, occupies a volume of 569 mL. If the
gas is cooled at constant pressure until its
volume is 476 mL, the temperature of the gas
sample will be (........) °C.
1b/ A sample of nitrogen gas at a pressure of
876 mm Hg and a temperature of 26
°C, occupies a volume of 10.1 liters. If
the gas is heated at constant...

Charles's Law:
a.) A sample of krypton gas at a pressure of 1.02 atm and a
temperature of 167 oC, occupies a volume of 587 mL. If
the gas is heated at constant pressure until its volume is 849 mL,
the temperature of the gas sample will be
__________oC.
b.) A sample of methane gas at a pressure of 683 mm Hg and a
temperature of 79 oC, occupies a volume of 13.4 liters.
If the gas is cooled at...

Charles's Law
A sample of helium gas at a pressure of 0.905 atm and a temperature
of 230°C, occupies a volume of 615mL. If the gas is cooled at
constant pressure until it's volume is 523mL, the temperature of
the gas sample will be ____°C
A sample of oxygen gas at a pressure of 960 mm Hg and
a temperature of 81°C, occupies a volume of 14.9 liters. I the gas
is heated at constant pressure at a temperature of...

A sample of methane gas at a pressure of
0.633 atm and a temperature of 296
°C, occupies a volume of 699 mL. If the
gas is cooled at constant pressure until its
volume is 599 mL, the temperature of the gas
sample will be ________ °C.
A sample of oxygen gas at a pressure of
0.538 atm and a temperature of 283
°C, occupies a volume of 500 mL. If the
gas is heated at constant pressure until its...

1. An unknown volume of gas has a pressure of 365 mm Hg and a
temperature of 52oC. If the pressure is raised to 1.2
atm, the temperature decreased to 47oC, and the final
volume measured to be 4.8×103 mL, what was the initial
volume of the gas in liters?
a. A gas that has a volume of 28 liters, a temperature of 45°C,
and an unknown pressure has its volume increased to 34 liters and
its temperature decreased to...

A sample of carbon dioxide gas at a pressure of
1.06 atm and a temperature of 24.2
°C, occupies a volume of 12.3 liters. If
the gas is allowed to expand at constant
temperature to a volume of 21.9 liters, the
pressure of the gas sample will be _________ atm.
A sample of hydrogen gas at a pressure of
0.595 atm and a temperature of 23.6
°C, occupies a volume of 11.0 liters. If
the gas is allowed to expand...

A sample of argon gas collected at a pressure of 977 mm Hg and a
temperature of 284 K has a mass of 50.7 grams. The volume of the
sample is L.

1/ 0.987 mol sample of xenon
gas at a temperature of 19.0 °C is found to occupy
a volume of 28.2 liters. The pressure of this gas
sample is .... mm Hg.
2/ A sample of nitrogen gas collected at a
pressure of 477 mm Hg and a temperature of
278 K has a mass of 20.0 grams.
The volume of the sample is ...... L.
3/ A 4.97 gram sample of carbon
dioxide gas has a volume of 856...

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