til. yoves. photo
7. three funnels contain starch solutions with different concent.
nut for 24 hours in a container containing starch solution with
th different concentrations, where they are
arch solution with unknown concentration,
a semi-permeable membrane. by usnig the
following figures:
tap
svarer
star starch
solution solution
(29) (45)
(1)
(2)
at the beginning
after 24 hours
(b)
the
(a) what is the concentration of the solution inside the container. explain your answer.
(b) explain the change occuring in the two funnels no.(1) and (3).