Asked by mbuyisela
3.5g of zinc react with excess dilute hydrochloric acid to produce hydrogen gas at STP,calculate mas of hydrogen gas produced
Answers
Answered by
Scott
divide the mass of the zinc by its molar mass (65.4 g) to find the number of moles
each mole of zinc will produce a mole of hydrogen gas (diatomic)
multiply the moles by the molar mass of Hâ‚‚ (2.02 g)
each mole of zinc will produce a mole of hydrogen gas (diatomic)
multiply the moles by the molar mass of Hâ‚‚ (2.02 g)
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