NH4Cl(s) ↔ NH3(g) + HCl(g)

A. a gaseous reactant is added
B. one of the products is removed
C. it is in a closed system
D. it is an open system

Correct Answer:

Option C – it is in a closed system

SEE ALSO  The mass of one mole of (NH4)2CO3 is [O=16.0, N=14.0, C=12.0, H=1.0]

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