Which of the following is not a dehydrating agent? CaCl2 b) Silica gel c) CdCl2 d) P2O5
Answer: CaCl2
Explanation
The compound that is not a dehydrating agent is CaCl2 (hydrated calcium chloride).
While anhydrous CaCl2 (calcium chloride) is a dehydrating agent, hydrated CaCl2 (calcium chloride with water molecules attached) does not have the same ability to absorb water.
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