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Stoichiometry Mole Concept and Number of Electrons

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How many electrons associated with hydrogen atoms are present in 2 mol N₂H₄?

Verified Answer & Explanation⌄

Correct Answer: D) 8NA

Concept Explanation

Each N₂H₄ molecule contains 4 H atoms. 2 mol N₂H₄ contain 8 mol H atoms. Each H atom contributes one electron. Therefore, hydrogen electrons = 8NA.

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