Post-UTME Physics 2009 Objective — Question 8
Question 8 of 10 from the Post-UTME Screening (Post-UTME) Physics 2009 Objective paper, with the correct answer and a full explanation.
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120cm^3 of gas was collected at 20 degrees C and 745mm of mercury pressure. Find the volume of gas at standard temperature and pressure
- A. 1605.7cm^3
- B. 917.8cm^3
- C. 305.1cm^3
- D. 109.6cm^3Correct
Explanation
V2 = 120 x (273/293) x (745/760) = 109.6cm^3.
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