exp 2.10 to demonstrate osmosis Flashcards
1
Q
draw a diagram of this exp
A
beaker with distilled water
visking tubing with sucrose solution
2
Q
purpose of visking tubing
A
acts as a semi permeable membrane
3
Q
how did you know osmosis had taken place
A
visking tubings mass had increased post experiment
4
Q
what can be used instead of visking tubing
A
potato
5
Q
control of this experiment
A
visking tubing with distilled waterr
6
Q
result of control
A
mass remains the same - isotonic
7
Q
why do we pat dry the visking tubing before weighing it
A
to remove any water droplets on the outside
