Chemistry

3. How many molecules are in 1 L of water (assume that the density of water is 1g/ml)? (5 marks)

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asked by Jimbo
  1. There are how many moles H2O in 1 L (1000 g)? moles = grams/molar mass

    1 mol contains 6.022 x 10^23 molecules.

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    posted by DrBob222

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