kamrontrevon kamrontrevon

14-04-2018
Chemistry

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The molar mass pf HgO is 216.59. The molar mass of O2 is 32.00 g/mol. How many moles of HgO are needed to produce 250.0 g of O2?

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cheyennestorm19 cheyennestorm19

14-04-2018

Molar mass HgO is 216.59 g/mol
Molar mass of O2 is 32.00 g/mol
250.0 g of O2
Required: Moles of HgO

Balanced equation is:
2HgO → 2Hg+ O2
250g O2(1 mole O2/32.00 g/mol O2)(2 moles HgO/1 mol O2) = 15.63 moles HgO

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