What is the main difference between adsorption and absorption?

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Question: What is the main difference between adsorption and absorption?

Options:

Correct Answer: Adsorption involves a surface phenomenon

Solution:

Adsorption is a surface phenomenon, while absorption involves the entire volume of the material.

What is the main difference between adsorption and absorption?

What is the main difference between adsorption and absorption?

Step 1: Understand the terms 'adsorption' and 'absorption'.
Step 2: Know that 'adsorption' means something sticks to the surface of a material.
Step 3: Realize that 'absorption' means something is taken in throughout the whole material.
Step 4: Remember that in adsorption, only the outer layer is involved, while in absorption, the entire volume is affected.
Step 5: Conclude that the main difference is that adsorption is about surfaces, and absorption is about the whole material.

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