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Calculate the molar mass of Na2CO3 (in g/mol).Is this correct?105.987

User Rishiag
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The molar mass: is the sume of all the atomic masses that make up the molecule.

2 x atomic mass of Na = 2 x 22.989 = 45.978

1 x at. mass of C = 12.01 = 12.01

3 x at. mass of O = 3 x 15.999 = 47.997

Na2CO3 = 105.985

Your answer was correct!

User Gildas Ross
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