gkom934911 gkom934911

24-02-2022
Chemistry

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how many grams of H2O are produced when 2.50 grams of oxygen are used.

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aymenfathima09 aymenfathima09

24-02-2022

Answer:

Thus, when 2.5 mol of oxygen reacted with hydrogen, 2 * 2.5 mol = 5 mol of water is produced. The molar mass of water is 18 g/mol. One mol of water weighs 18 g. 5 mol of water weights 5 * 18 = 90 g.21

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