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1.how many moles are in 80.0 g of NaOH?

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1. how many moles are in 80.0 g of NaOH

How many moles are in 12.0 g of Ca(OH)2

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  1. Use conversion factors

    1) 80.0 g NaOH * 1 mol / 40.0 g NaOH = 2 mols NaOH

    2) 12.0 g Ca(OH)2 * 1 mol / 74.1 g Ca(OH)2 = 0.161943319 mols Ca(OH)2 rounded to 3 significant figures is 0.162 mols Ca(OH)2.

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