7. Gases
The Ideal Gas Law
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ANSWERS OPTIONS
A
1.3×1026 molecules
B
3.4×1024 molecules
C
5.1×1025 molecules
D
6.8×1027 molecules
At a pressure of 1.5×104 kPa, calculate the number of molecules of oxygen gas stored in a cylinder tank with a volume of 40 L at a temperature of 50°C.