KewlKid123 KewlKid123

17-12-2018
Chemistry

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Convert 2.5 grams of water to molecules of water.

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meganpierce070 meganpierce070

20-12-2018

A mole of water is 18 g. This is the molar mass of H2O (16 for O plus 2 for 2 H).

So In 2.5 g you have 2.5/18 Moles of water. 2.5/18 * Avogadro constant gives you the number of molecules. This should be 8.37 x 10^22 molecules. Good luck!!

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