Jawaban:
Penjelasan:
[tex]C_4H_{10}+O_2\to CO_2 + H_2O \ \text{Belum Setara}\\C_4H_{10}+6O_2\to 2CO_2 + 5H_2O \ \text{Setara}\\\\C_3H_8+O_2\to CO_2+H_2O \ \text{Belum Setara}\\C_3H_8+5O_2\to 3CO_2+4H_2O \ \text{Setara}[/tex][tex]C_3H_8+C_4H_{10} = 10\text{L}\\\text{Misalkan propana = x, maka menjadi :}\\x +C_4H_{10} = 10\text{L}\\x = 10\text{L} - C_4H_{10}\\\\O_2 \text{Pada reaksi pertama} + O_2 \text{Pada reaksi kedua} = 63,5\\5x + \frac{13}{2}(10-x) = 63,5\\5x+65-\frac{13}{2}x = 63,5\\-0,5x = -1.5\\x = 3\\\\x= C_3H_8\\x + C_4H_{10} = 10 \\3 + C_4H_{10} = 10 \\C_4H_{10} = 7[/tex]
[tex]\%C_3H_8 = \frac{3}{100}\times 100\% = 3\%\\\%C_4H_{10} = \frac{7}{100}\times 100\% = 7\%[/tex]
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