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mariarad [96]
3 years ago
14

Convert 72g of O2 to moles

Chemistry
2 answers:
Sonbull [250]3 years ago
5 0
Number of moles = Given mass/molar mass
Given mass : 72 gm
Molar mass of oxygen gas = 16×2 = 32 gm

Therefore, number of moles = 72/32 = 2.25
Volgvan3 years ago
4 0
Moles = mass / molar mass
molar mass of O2 is 32
therefore moles = 72/32
= 2.25 moles
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