Oblicz stężenie procentowe roztworu otrzymanego w wyniku rozpuszczenia 20g etanolu 180g wody.
ms = 20g
mr = 180g + 20g = 200g
cp = ms/mr x 100%
cp = 20g/200g x 100% = 10%
Pozdrawiam Marco12 ;)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
ms = 20g
mr = 180g + 20g = 200g
cp = ms/mr x 100%
cp = 20g/200g x 100% = 10%
Pozdrawiam Marco12 ;)