oblicz mase roztworu wiedząc , że użyto 52,5 grama soli aby otrzymać roztwór 6,5 %
daj naj ;*********
cp = ms/mr x 100% => mr = ms x 100%/cp
ms = 52,5g
cp = 6,5%
mr = 52,5g x 100%/6,5% ≈ 807,7g
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cp = ms/mr x 100% => mr = ms x 100%/cp
ms = 52,5g
cp = 6,5%
mr = 52,5g x 100%/6,5% ≈ 807,7g
----------------------------------------------------------------------------------------------------
Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)