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Calculate the percentage mass of oxgen in water, H2O​

Calculate the percentage mass of oxgen in water, H2O​
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Calculate the percentage mass of oxgen in water, H2O​

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User Olexiy
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2 Answers

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water, h2o, has a molar mass of 18.015
oxygen has a molar mass of 15.999

15.999/18.015 is 0.880932556
multiply this by 100 to get:
88.8% of oxygen


hope this helped!
answered
User MoveFastLink
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4 votes

Answer:

the mass of oxygen in water is 16.00.

answered
User InTheSkies
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