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Explain why : Fused CaCl2 or conc. H2SO4...

Explain why : Fused `CaCl_2` or conc. `H_2SO_4` is used in a desiccator.

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Fused `CaCl_2` or conc. `H_2SO_4` are deliquescent by nature and they absorb moisture. Hence, they are used as desiccator.
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