Question

Se amesteca 20 g saramura 8% cu 40 g saramura 10%.Cata sare contine solutia finala?

Answer 1

ms1 = 20 g 
c1 = 8% 
ms2 = 40 g 
c2 = 10 %
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md = ?
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8= md1 * 100/ 20         md = 8*20 /100 = 160/100 = 16 / 10 =8/5 = 1,6
c2=md2 *100/40 md 2 =10 *40 /100 = 400 /100 = 4 

1,6 + 4 =5 , 6