Sample of butane C4H10 contains 113 g of carbon. Use unit analysis to calculate the mass of the butane sample.

Question

Set the unit analysis with the necessary components

Answer 1

Unit analysis to calculate mass of butane containing 113 g of C

113 g C x 1 mol C/12 g x 1 mol C₄H₁₀/4 mol C x 58 g C₄H₁₀/mol C₄H₁₀ = 136.5 g C₄H₁₀ = 137 g C₄H₁₀