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How many moles of gold (Au) are found in 108 grams of gold? how many atoms?

Chemistry
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How many moles of gold (Au) are found in 108 grams of gold? how many atoms?

Apr 22nd, 2015

moles= mass/molar mass

moles= 108/197= 0.5482 mol

atoms= moles*6.022*10^23

atoms= 0.5482* 6.022*10^23= 3.301*10^23 atoms

Apr 22nd, 2015

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Apr 22nd, 2015
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Apr 22nd, 2015
May 29th, 2017
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