Sunday, February 12, 2012

How do you calculate mass percentage in chemistry?

If you have 0.0508 g Penicillin, C14H20N2SO4MW = 312.39 g/mol , how can you find the mass percent of sulfur in the compound?How do you calculate mass percentage in chemistry?
32.066 : 312.39 = x : 0.0508

x = 0.00521 %

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