Chemistry
Which of the following acts as best adsorbent?

Carbon black
Activated Coconut Charcoal
Activated Charcoal
Charcoal

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Chemistry
Table salt gets moist during rainy season because

Sodium chloride is deliquescent
Sodium chloride is hygroscopic
Sodium chloride contains some quantity of sodium iodide
Sodium chloride contains hygroscopic impurities like magnesium chloride

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