Question

What is the formula for determining the percentage of water absorbed by raisins? State one precaution for this experiment.

Answer 1

Percentage $\left(\%\right)$ of water absorbed by raisins = $\frac{W2–W1}{W1}\times 100$
Precautions:
1. The raisins should be weighed accurately.
2. The raisins should be immersed completely in water.
3. Before weighing the soaked raisins, these should be dried gently with the help of blotting paper.