How Many Moles of Pentane,C₅H₁₂,are Contained in a 31-G Sample

question 38

Multiple Choice

How many moles of pentane,C₅H₁₂,are contained in a 31-g sample?

• A)0.52 mol
• B)0.43 mol
• C)0.74 mol
• D)3.9 mol
• E)3.1 mol

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