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1mol HNO₃ - 63g
5mol -xg
x= 315g => ms=315g
mr =1250g
315 g HNO3 -1250 g r-ru
y - 100g r-ru
y=25,2 g HNO3 => Cp=25,2%
1mol HNO₃ - 63g
5mol -xg
x= 315g
Teraz podstawię do wzoru na stężenie procentowe:
Cp=ms/mr * 100%
Cp= 315g/1250g * 100% = 25,2 %