REQUIRED PRACTICAL - OSMOSIS Flashcards
1
Q
What is the first step?
A
Cut six small discs of potato and individually record the mass of each
2
Q
What is the second step?
A
Place one disc in a boiling tube of each of the five different salt/sugar solutions
3
Q
What is the third step?
A
Place one disc in a boiling tube of distilled water to act as a control
4
Q
What is the fourth step?
A
Wait for 30 mins. Remove each disc and re-measure its mass. Pat dry with towel first
5
Q
Final step?
A
Calculate the percentage change in mass for each disc
6
Q
A
