Hutungla fraksi mol urea dalam larutan urea 20%) Mr urea samadengan 60)
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Hutungla fraksi mol urea dalam larutan urea 20%) Mr urea samadengan 60)
1 Jawaban
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1. Jawaban AiniLavoisier
wt = 20 gram (Mr = 60)
wp = 80 gram (Mr = 18)
Xt = ..............?
nt = wt/Mr = 20/60 = 0,3 mol
np = wp/Mr = 80/18 = 4,4 mol
Xt = nt/(nt+np) = 0,3/(0,3+4,4) = 0,3/4,7 = 0,06