tìm % thể tích

L

levietdung1998

\[\begin{array}{l}
C{H_4}\,\,\,\,x\\
{C_4}{H_{10}}\,\,\,\,y\\
\\
\to \frac{{16x + 58y}}{{x + y}} = 1,2.32\\
\to 16x + 58y = 38,4\left( {x + y} \right) \leftrightarrow 19,6y = 22,4x\\
\left\{ \begin{array}{l}
19,6y - 22,4x = 0\\
x + y = 100\%
\end{array} \right. \leftrightarrow \left\{ \begin{array}{l}
x = 53,33\% \\
y = 46,6\%
\end{array} \right.
\end{array}\]
 
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