1.

Under similar conditions of pressure and temperature, 40 ml of slightly moist hydrogen chloride gas is mixed with 20 ml of ammonia gas, the final volume of gas at the same temperature and pressure will be

Answer»

100 ml
20 ml
40 ml
60 ml

Solution :`{:(,NH_(3(g)),+,HCl_((g)),rarr,NH_(4)Cl_((s))),(t=0,20 ml,,40 ml,,0),(t=t,0,,20 ml,,"solid"):}`
Final volume `=20` ml.


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