1/.
a-fizic
b-amestec omogen , amestecare
c-masa dizolvata (solvat) / masa solvent (dizolvant)
d-dizolvantul , dizolva
e-dizolvat , solvat
f-prezinta constant , separa
g-apa
2/.
solvat (dizolvat)
otet -> acid acetic
limonada --> acid citric
saramura --> sare de bucatarie
sifon --> dioxid de carbon
apa dintro piscina --> clor
3/.
1.
m.apa=65g, md = 25g
ms = md+m.apa= 65+25 = 90g
2.
ms-md = m.solvent
90-55 = 35 g
3.
m.solvent = ms - m.solvat
100-45 = 55 g
4.
ms-md = m.solvent
95-75 = 20 g
4/.
a-fierbinte
b-pulbere
c-se agita
5/.
incalzim putin laptele
adaugam zaharul pudra
apoi cacao
amestecam cu lingurita
