Question

1. Preparation of:
a) a true solution of common salt, sugar and alum
b) a suspension of soil, chalk powder and fine sand in water
c) a colloidal solution of starch in water and egg albumin/milk in water and distinguish between these on the basis of
transparency
filtration criterion
stability
Please provide answers with practical solution notes

Answer 1

Answer:

1. Preparation of:

a) a true solution of common salt, sugar and alum

b) a suspension of soil, chalk powder and fine sand in water

c) a colloidal solution of starch in water and egg albumin/milk in water and distinguish between these on the basis of

transparency

filtration criterion

stability

Please provide answers with practical solution notes

Answer 2

Answer:

a) a true solution of common salt, sugar and alum

Explanation:

when salt or sugar or alum is dissolve into water they form a homogeneous solution I. e uniform densitu