Question

what amount of Ammonium Chloride is to be mixed with calcium hydroxide to produce 11.2 litre of ammonia at STP​

Answer 1

Explanation:

Well, depending on the syllabus, STP specifies 273.15 K and 100 kPa, and a mole of Ideal gas expresses a volume of 22.7 L under these conditions. And so we need 0.441 mol ammonia, and thus 0.441 mol ammonium chloride, a mass of 23.6 g