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Chemistry
Kristen
27 November, 20:07
Convert 72g of O2 to moles
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Precious Travis
27 November, 20:17
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Moles = mass / molar mass
molar mass of O2 is 32
therefore moles = 72/32
= 2.25 moles
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Delacruz
27 November, 21:40
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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
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