40 ml of methane is completely burnt using 80 ml of oxygen at room temperature. The volume of gas left after cooling to room temperature is

40 ml of methane is completely burnt using 80 ml of oxygen at room tem

1.	40 ml of methane is completely burnt using 80 ml of oxygen at room temperature. The volume of gas left after cooling to room temperature is
Answer» 40 ml of `CO_(2)` GAS 40 ml `CO_(2)` gas and 80 ml `H_(2)O` gas 60 ml of `CO_(2)` and 60 ml `H_(2)O` gas 120 ml `CO_(2)` gas Solution :`CH_(4(g)) + 2O_(2(g)) to CO_(2(g)) + 2H_(2)O_(l)` Since the product was cooled to room temperature, water exists MOSTLY as liquid. Hence, option (a) is correct