The volume of a given mass of gas at 27ºC and 800 mmHg is 76cm². Calculate its volume at s.t.p.

By: |Published on: Jan 26|Categories: Physics WAEC| 0 comments

A. 100.0 cm³
B. 72.8 cm³
C. 60.0 cm³
D. 36.4 cm³

Correct Answer: Option B

B. 72.8 cm³

Explanation

V2=P1V1T2/P2T1 = 800×76×273/760×300

= 72.8cm³

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