can anyone tell me how to calculate the molecular mass of H2O with the steps pls??
I need it urgently.
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Molar mass of H = 1 gm.
Molar mass of oxygen = 16.
There are 2 atoms of H and 1 atom of oxygen.
Add them up.
2 x 1 + 16 = 18g.
Molecular mass of H2O = 18g
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