Question

What is the process called when the molecules of a substance
are retained at the surface of
a solid or a liquid ?
​

Answer 1

Answer:

IUPAC definition. Absorption: The process of one material (absorbate) being retained by another (absorbent); this may be the physical solution of a gas, liquid, or solid in a liquid, attachment of molecules of a gas, vapour, liquid, or dissolved substance to a solid surface by physical forces, etc

Explanation:

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