Answer to Question #316556 in General Chemistry for Biboy

Question #316556

What is the % C by mass in aspirin?


1
Expert's answer
2022-03-24T16:06:02-0400

To get the percent by mass of Carbon in a compound like aspirin, divide the mass of carbon by the molecular mass of aspirin then multiply it by 100%.

"C_9H_8O_4=180.15g\/mol"


"\\%C=[\\frac{(9)(12.01g\/mol}{180.15g\/mol}]\\times100=60\\%"


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