Use R = 8.2 × 10–5 m3 atm/mol K and NA = 6.02 × 1023 mol–1. The approximate number of air molecules in a 1 m3 volume at room temperature (300 K) and atomospheric pressure is:

Question

Use R = 8.2 × 10–5 m3  atm/mol   K and NA = 6.02 × 1023 mol–1. The approximate number of air molecules in a 1 m3 volume at room temperature (300 K) and atomospheric pressure is:

41

450

2.5 × 1025

2.7 × 1026

5.4 × 1026

MathMate · Answer

See answer to sam at: http://www.jiskha.com/display.cgi?id=1245847346