Multiple Choice
The substance, CoCl2, is useful as a humidity indicator because it changes from pale blue to pink as it gains water from moist air. What is its name?
A) Cobalt dichloride
B) Cobalt(II) chloride
C) Cobalt chloride
D) Cobaltic chloride
E) Copper(II) chloride
Correct Answer:

Verified
Correct Answer:
Verified
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