Oblicz,ile gramów soli kamiennej potrzeba do przygotowania 2kg roztworu soli o stężeniu 8%: POSZE O POMOC SZYBKĄ
Cp=8%
mr=2kg
ms=?
Cp=ms:mr *100%
8%=ms:2kg *100%
ms=0,16 kg
mr=2kg=2000g
Cp=ms/mr * 100% /*mr
Cp*mr=ms*100% /:100%
ms=Cp*mr/100%
ms=8%*2000g/100%
ms=160g
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Cp=8%
mr=2kg
ms=?
Cp=ms:mr *100%
8%=ms:2kg *100%
ms=0,16 kg
mr=2kg=2000g
Cp=8%
ms=?
Cp=ms/mr * 100% /*mr
Cp*mr=ms*100% /:100%
ms=Cp*mr/100%
ms=8%*2000g/100%
ms=160g