Odpowiedź :
KWAS:
v=120cm3
d=1,84g/cm3
m=v*d
m=120*1,84
m = 220,8g
WODA:
v=129cm3
d=1,g/cm3
m=v*d
m=129*1
m = 129g
220,8g 96%.....................x - 0
...........................x%
129g 0%........................96 - x
220,8/129 = x/96-x
129x = 220,8(96-x)
129x = 21196,8 - 220,8
349,8 = 21196,8
x = 60,6%
mr1=120*1,84=220,8g
ms=cp*mr/100%
ms=96*220,8/100%
ms=211,968
mw=1*129=129g
mr2=129g+220,8=349,8
cp=ms/mr*100%
cp=211,968/349,8*100%
cp=60,6%