Question

Why is anhydrous CaCl2 used in a desiccator. Name one substance which is effloresc
Name a salt a] which contains water of crystallization, b] which does not contain.
987
Feci Cach​

Answer 1

Answer:

it is

Explanation:

anhydrous cacl2 is highly hygroscopic , it absorbs a lot of moisture....and also is deliquescent.... therefore used as a drying agent in deccicator.

Answer 2

Answer:

Answer:Anhydrous Calcium chloride is used in a dessicator because it is a drying agent. It helps to extract moisture from the substances which are introduced in a dessicator.

A substance which is efflorescence is WASHING SODA ( Na2CO3.10H2O)

a. Blue vitriol or Copper sulphate pentahydrate(CuSO4.5H2O)

b. Ammonium Chloride (NH4Cl)

or Potassium nitrate(KMno4)

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