How many molecules of water are there in 36g water? Show the calculation.
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20
36 g of water = 2 moles of water {18g=1mole}1mole of water=6.022*10^23so2 moles =1.2044*10^24
Answered by
12
No. of moles of water = Given mass / molar mass of water = 36/18 = 2
No. of molecules = No. of moles x Avogadro number
= 2 x 6.022 x 10^23 = 12.044 x 10^23 molecules
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