Ile gramów kwasy solnego znajduję się w 250 gramach roztworu tego kwasu o stężeniu 8 % ?
Cp=8%
mr=250g
ms=Cp*mr/100%
ms=8*250/100
ms = 20g kwasu
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Cp=8%
mr=250g
ms=Cp*mr/100%
ms=8*250/100
ms = 20g kwasu