What Is the Mass % of Carbon in Dimethylsulfoxide (C₂H₆SO)rounded

question 26

Multiple Choice

What is the mass % of carbon in dimethylsulfoxide (C₂H₆SO) rounded to three significant figures?

• A)15.4
• B)19.7
• C)30.7
• D)7.74
• E)20.5

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