Do 200g 20 procentowego roztworu soli dodano 100g wody. Oblicz stężenie nowego roztworu.
200g+100g= 300gCp=20% Cp=ms/mr * 100%ms= Cp*mr : 100%ms= 20%*200g : 100% = 40gCp= ms/mr * 100%Cp= 40g/300g * 100% = 13,34 %
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
200g+100g= 300g
Cp=20%
Cp=ms/mr * 100%
ms= Cp*mr : 100%
ms= 20%*200g : 100% = 40g
Cp= ms/mr * 100%
Cp= 40g/300g * 100% = 13,34 %