Question

find the molecular mass fast​

Answer 1

Answer:

Mass of H2 is 1

Mass of O2 is 16

Molecular mass of 2H20

>>>2[1×2+16]

>>>2[18]

>>>36

Answer 2

Answer:

Molar mass H2O = (2×atomic mass H) + (1×atomic mass O) = (2×1.00794) + (1×15.9994) = 18.02 • 1 H2O molecule has a mass of 18.02 amu.

Explanation:

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