The volume of a given mass of gas at 27oC and 800 mmHg is 76cm2. Calculate its volume at s.t.p
-
A.
100.0 cm3 -
B.
72.8 cm3 -
C.
60.0 cm3 -
D.
36.4 cm3
Correct Answer: Option B
Explanation
(V_2 = frac{P_1V_1T_2}{P_2T_1} = frac{800 times 76 times 273}{760 times 300})
= 72.8cm3