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bonufazy [111]
3 years ago
10

What is the mass of a 2.5 mole sample of MgO2

Chemistry
1 answer:
MrRa [10]3 years ago
6 0
Mass = no. of moles x molecular weight
m = n x Mr
m = 2.5 mol x (24 + [16 x 2])
m = 140g
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