Zadanie 2 3 8 9 10 Daje Naj CHEMIA
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Zadanie 2 3 8 9 10 Daje Naj CHEMIA
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zad 9.
Cp= 8%
Ms= 40 g
Mr= ?
Cp=ms/mr x 100% / x mr
Cp mr = ms x 100% / :Cp
mr= ms x 100% : Cp
Mr= 40g x 100% : 8%
Mr= 4000 : 8
Mr= 500 g