chemistry help

Apr 14th, 2015
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chemistry help in a problem.......

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QUESTION:How many atoms of carbon are present in 12.9 g of a compound that is 36.7% carbon, by weight?To calculate the no of carbon atoms in a compound, we can write as;36.7 % of 12.9 g = 4.73 g This is the mass of carbon in the sample, and to find moles of carbon, we will write as,4.73 g / 1

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