Consider the complete combustion of butane the amount o... | null (Chemistry) | DivineJEE

Exam

Chemistry

Consider the complete combustion of butane, the amount of butane utilized to produce 72.0 g of water is ___________

\times

10^{$-$ 1} g. (in nearest integer)

Correct Answer:

464

{C_4}{H_{10}} + {{13} \over 2}{O_2}\buildrel {} \over \longrightarrow 4C{O_2} + 5{H_2}O

Moles of

{H_2}O = {{72} \over {18}} = 4

Moles of C₄H₁₀ used

= {1 \over 5} \times 4

Wight of C₄H₁₀ used

= {4 \over 5} \times 58

= 46.4 gm = 464

\times

10^-1 g

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