Is 1 mol of pure salt greater than 1 mol of iron?

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  1. It depends upon how you define greater. 1 mole NaCl = 1 mole Fe = 1 mole of anything else; however, 1 mole NaCl = 58.5 grams while 1 mole Fe = 55.85 grams and 1 mole H2 = 2 grams.

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