Brendan R.

asked • 06/02/15

grams of O2 to grams of H2O

If i react 3.7 g of oxygen gas with excess hydrogen, how many grams of water will i produce.

1 Expert Answer

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Victor R. answered • 05/07/25

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Georgetown Univ. Ph.D. Chemistry, Public Speaking & ESL

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The answer is 4.163 grams and you can report it as 4.2 grams if you wish to answer only 2 significant figures.

The answer is 4.1625 if one wishes to report 5 significant figures. However, since the question is 2 significant figures, 4.2 grams is correct.

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