An auditorium has a volume of 6 × 10^3 m3 . How many molecules of air are needed to fill the auditorium at one atmosphere and 0°C?
a. 1.6 × 10^29
b. 1.6 × 10^27
c. 1.6 × 10^25
d. 1.6 × 10^23
e. 1.6 × 10^20
A
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