If a Certain Natural Gas Supply Contains 2

question 96

Multiple Choice

If a certain natural gas supply contains 2.13% helium by mass,what amount of the natural gas must be processed,at 96.2% efficiency of helium recovery,to produce sufficient helium to inflate 24 party balloons to a volume of 5.3 L each at an internal gas pressure of 1.25 atm and a temperature of 23.7 °C?

• A)1.28 kg
• B)1.18 kg
• C)1.09 kg
• D)0.82 kg
• E)0.75 kg

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