1) Z def. stęż. procent.20g subst. ----- 80g wodyxg subst. ------ 360g wod
x = 90g subst.2)v=500cm3d=1,5g/cm3m=v*dm=500*1,5m=750gmr=750gCp=59%ms=Cp*mr/100%ms=59*750/100ms = 442,5g kwasu
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1)
Z def. stęż. procent.
20g subst. ----- 80g wody
xg subst. ------ 360g wod
x = 90g subst.
2)
v=500cm3
d=1,5g/cm3
m=v*d
m=500*1,5
m=750g
mr=750g
Cp=59%
ms=Cp*mr/100%
ms=59*750/100
ms = 442,5g kwasu