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Geeta V

UP Board 10th Class 2021 (For Hindi Medium Students)
About UP Board Crash Course
3 years ago

what is atomic weight of H2O. a)-- 18 b)--20 c)--36 d)--40

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SUNDARAM SINGH

3 years ago

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. 1 mole of H2O molecules has a mass of 18.02 grams

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