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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44 g

66 g

55 g

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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