The Density of Air Under Ordinary Conditions at 25° C

question 140

Multiple Choice

The density of air under ordinary conditions at 25° C is 1.19 g L^-1. How many kilograms of air are in a room that measures 11.0 ft x 11.0 ft and has a 10.0 ft ceiling? (1in.=2.54cm³ (exactly) ; 1 L =10³ cm³)

• A)3.66
• B)0.152
• C)4.08 ×
• D)0.0962
• E)40.8

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