X g of nitrobenzene on nitration gave 4.2 g of m-dinitrobenzene. X = ___________ g. (nearest integer) [Given : molar mass (in g mol–1) C : 12, H : 1, O : 16, N : 14]

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Question

Prashant Kotian · Accepted Answer

Correct answer: .. NO2 Nitration NO2 NO2 Molar mass = 123 wt. 4.2 g Molar mass = 168 Moles = 0.025 x = 123 × 0.025 = 3.075 g

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