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IRINA_888 [86]
3 years ago
14

First person with the right answer gets brainliest thanks (btw the numbers on the right are the answers choose the right one)

Chemistry
1 answer:
kap26 [50]3 years ago
6 0
Molar mass of FE2O3=2(55.85)+3(16)=159.7

2.56g*1mol/159.7*2mol/1mol*55.85g/1mol=1.79g
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You can view more details on each measurement unit: molecular weight of Copper(I) Oxide or grams The molecular formula for Copper(I) Oxide is Cu2O. The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles Copper(I) Oxide, or 143.0914 grams.

Explanation:

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