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01-06-2022
Chemistry

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How many moles of O2 are formed from 1.252 g of HgO?

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02-06-2022

2HgO—»2Hg+O_2

Moles of Hg

Given mass/Molar mass
1.252/200.59
0.006mol

2 moles produce 1 mol O2

1 mol produces 1/2mol O_2

0.006 mol produces

0.006(0.5)
0.003mol

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