Pertanyaan

Pada temperatur 20 0 ∘ C dan tekanan 2 atm campuran gas terdiri 15 grmol N 2 , 75 grmol Cl 2 dan 10 grmol H 2 . Hitung fraksi mol !

Pada temperatur $20 0^{\circ} C$ dan tekanan $2 atm$ campuran gas terdiri 15 grmol $N_{2}$ , 75 grmol $Cl_{2}$ dan 10 grmol $H_{2}$ . Hitung fraksi mol begin mathsize 14px style Cl subscript 2 end style !

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Jawaban terverifikasi

Jawaban

fraksi mol adalah 0,16.

fraksi mol begin mathsize 14px style Cl subscript 2 end style

adalah 0,16.

Pembahasan

Jadi, fraksi mol adalah 0,16.

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell mol space N subscript 2 end cell equals cell 15 space gmol cross times begin inline style fraction numerator 1 space mol over denominator 2 left parenthesis 14 space g forward slash mol right parenthesis end fraction end style end cell row blank equals cell 0 comma 54 space mol end cell end table end style$

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell mol space Cl subscript 2 end cell equals cell 75 gmol cross times begin inline style fraction numerator 1 space mol over denominator 2 left parenthesis 35 comma 5 space g forward slash mol right parenthesis end fraction end style end cell row blank equals cell 1 comma 06 space mol end cell end table end style$

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell mol space H subscript 2 end cell equals cell 10 gmol cross times begin inline style fraction numerator 1 space mol over denominator 2 left parenthesis 1 space g forward slash mol right parenthesis end fraction end style end cell row blank equals cell 5 space mol end cell end table end style$

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell X subscript Cl subscript 2 end subscript end cell equals cell begin inline style fraction numerator 1 comma 06 over denominator left parenthesis 0 comma 54 plus 1 comma 06 plus 5 right parenthesis end fraction end style end cell row blank equals cell 0 comma 16 end cell end table end style$

Jadi, fraksi mol begin mathsize 14px style Cl subscript 2 end style adalah 0,16.