" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
mr₁ = 500g
ms₁=Cp₁*mr₁
ms₁=40%*500=0,4*500=200g
ms₁=ms₂ - 200g
mr₂=500+300=800g
Cp₂=ms₂/mr₂
Cp₂=200/800=2/8=0,25 = 25%
Odp. Stężenie procentowe powstałego roztworu tej zasady wynosi 25%.