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2014-09-20T11:58:25+03:00
C1=10%=>c2=30%
md1 = ms1*c1/100 = 180*10/100 = 18 g
md1 = md2
=> ms2 = md2/c2 * 100 = 18/30 * 100 = 60 g
ms2 = ms1 - m apa => m apa = 180-60=120 g apa