xg 28% ........................ 10-0=10................... 10% .....................+yg 0% ........................ 28-10=18...............................................=281200g ........ 28 częścixg kwasu -----10 częścix = 428,57g kwasu1200g ........ 28 częścixg kwasu -----18 częścix = 771,43g wodyKwas: v=m/d = 428,57/1,2 = 357,14cm3Woda: v=m/d = 771,43/1 = 771,43cm3
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xg 28% ........................ 10-0=10
................... 10% .....................+
yg 0% ........................ 28-10=18
...............................................=28
1200g ........ 28 części
xg kwasu -----10 części
x = 428,57g kwasu
1200g ........ 28 części
xg kwasu -----18 części
x = 771,43g wody
Kwas: v=m/d = 428,57/1,2 = 357,14cm3
Woda: v=m/d = 771,43/1 = 771,43cm3