WAEC - Physics (2013 - No. 17)
The volume of a given mass of gas at 27oC and 800 mmHg is 76cm2. Calculate its volume at s.t.p
100.0 cm3
72.8 cm3
60.0 cm3
36.4 cm3
Εξήγηση
\(V_2 = \frac{P_1V_1T_2}{P_2T_1} = \frac{800 \times 76 \times 273}{760 \times 300}\)
= 72.8cm3
= 72.8cm3