Oblicz stężenie procentowe roztworu powstałego przez zmieszanie 40 g cukru i 180g wody. z góry bardzo dziękuję :)
ms = 40g
mr = 180g + 40g = 220g
cp = ms/mr x 100%
cp = 40g/220g x 100% ≈ 18%
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Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)
ms= 40g
mrozp=180g
mr=?
Cp=?
mr= ms+ mrozp
mr= 40 g+ 180g= 220g
Cp= ms/mr*100%= 18,2%
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ms = 40g
mr = 180g + 40g = 220g
cp = ms/mr x 100%
cp = 40g/220g x 100% ≈ 18%
----------------------------------------------------------------------------------------------------
Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)
ms= 40g
mrozp=180g
mr=?
Cp=?
mr= ms+ mrozp
mr= 40 g+ 180g= 220g
Cp= ms/mr*100%= 18,2%