4) How many grams of oxygen are present in 9.51 g of acetylsalicylic acid (CsHaO4), better...

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Question

Answer 1

Answer #1

molar mass of an aspirin molecule = 180g

mass of oxygen in an aspirin molecule =4*8g= 32g

so 180g of aspirin contains 32g of oxygen,so 1g of aspirin contains 32/180 g of oxygen

mass of oxygen in 9.51g of aspirin =9.51*(32/180) =1.69g

thank you

Answer 2

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