how many molecules of water are there in 10 g of water
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Explanation:
Molecular mass of H2O = 18 gm/mol
No of moles of water in 10 g (of watet) =( 10/18) = 0.555
No. of molecules of water in 10 g of water = No. of moles × Avogadro's number = 0.555×6.022 × 10²³ = 3.35 ×10²³ molecules
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