Calculate the amount of ammonia required to obtain 200 kg of 98th nitric acid.

Let’s write the reaction equation: NH3 + O2 = H2O + HNO3
Let’s find the mass of nitric acid: 200 * 0.98 = 196 (kg).
Find the amount of nitric acid substance: 196/63 = 3.1 (mol)
According to the reaction equation, the amount of nitric acid substance is equal to the amount of ammonia substance.
Find the volume of ammonia: 3.1 * 22.4 = 69.7 (l)



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