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10 May, 16:05

The chemical equation below shows the reaction between tin (Sn) and hydrogen fluoride (HF). Sn + 2HF SnF2 + H2 The molar mass of HF is 20.01 g/mol. How many moles of Sn are required to react with 40 g of HF? 1 2 3 4

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  1. 10 May, 16:56
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    40/20 = 2 mol of HF

    Sn to HF ratio is 1:2 so divide the 2 mol of HF by 2 to get 1 mol of Sn.
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