jeanjordan0911 jeanjordan0911

18-02-2021
Chemistry

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How many grams of water could be made from 5.0 mol H2 with excess O2? 2 H2 + O2 --> 2 H2O

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Аноним Аноним

18-02-2021

Answer:

Explanation:

5 moles of hydrogen gas would react with 2.5 of the available 3 moles of oxygen gas, to form 5 moles of water. The molar mass of water is 18 g/mol, so you would end up with 5 x 18 = 90 g of water.

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