Q5 of 40 Page 1

When ink overflows from a fountain pen, we use blotting paper to remove excess of ink on the paper. Why?

Because ink (liquid) diffuses into the blotting paper, we use blotting paper to remove excess of ink on the paper from a fountain pen.

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3 Define the term inter-conversion of matter. 4 What is meant by physical property of substance? Name the important physical property? 6 Show that solids diffuse in water. 7 Show that liquids also diffuse in water.