Question

A student soaked 10 g raisins in 75 ml of distilled water in two beakers A and B . He maintained beaker A at 20 ⁰ C and B at 40 ⁰ C. after an hour , the percentage of water absored will be ------------ .

a) same in beaker A and B

b) more in A than in B

c) more in B than in A

d) twice as much in B as in A

Answer 1

c) More in B than in A

Osmosis is based on molecular movement which increases at higher temperature due to rapid movement because of heat, hence more absorption.