Q.
When zinc reacts with dilute nitric acid, nitrous oxide is produced. What mass of the gas is evolved by treating 325 g zinc with excess of nitric acid?
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a
44 g
b
66 g
c
55 g
d
33 g
answer is C.
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Detailed Solution
4Zn+10HNO3⟶4ZnNO32+N2O+5H2O4x65g = 260g 44g325 g mGiven, 260325=44m⇒m=55 g
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