kayla2014 kayla2014

24-02-2021
Chemistry

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90g of H2O is equal to how many moles of H2O ?

90g of H2O is equal to how many moles of H2O class=

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jerrica657 jerrica657

24-02-2021

Answer:

5 moles

Explanation:

For water we have 2 hydrogen atoms and one oxygen, so the atomic weight of water is 1+1+16=18, so a mole of water is 18 grams. We have 90g of water so we have 90/18 = 5 moles of water.

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