Answer to Question #68991 in General Chemistry for victoria

Question

1. A helium-filled weather balloon has a volume of 562 L at 18.9°C and 757 mmHg. It is released and rises to an altitude of 7.32 km, where the pressure is 357 mmHg and the temperature is –26.1°C.
The volume of the balloon at this altitude is _____ L.

2. A sample of krypton gas occupies a volume of 9.91 L at 60 °C and 0.5110 atm.
If the volume of the gas sample is decreased to 7850.0 mL, while its temperature is decreased to -13 °C, the resulting gas pressure, in torr, will be ______ torr.

3. 1.12 mol sample of krypton gas at a temperature of 23.0 °C is found to occupy a volume of 21.7 liters. The pressure of this gas sample is ______ mm Hg.

4. A sample of neon gas collected at a pressure of 610 mm Hg and a temperature of 288 K has a mass of 17.0 grams. The volume of the sample is _____ L.

Answer 1

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