Bardzo proszę o pomoc !
1. Oblicz Cp3 otrzymanego po zmieszaniu 20g 15% roztworu z 50g 30% roztworu.
Z góry dziękuję za pomoc :)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Cp1=15%
mr1=20g
ms1=Cp1*mr1/100%
ms1=15*20/100
ms1 = 3g
Cp2=30%
mr2=50g
ms2=Cp2*mr2/100%
ms2=30*50/100
ms2 = 15g
ms3=ms1+ms2=18g
mr3=mr1+mr2=70g
Cp3=ms3*100%/mr3
Cp3=18*100/70
Cp3 = 25,7%