Kelvi

HCl was passed through a solution of CaCl2_2, MgCl2_2 and NaCl. Which of the following compound(s) crystallise(s)?

medium
Equilibrium
2020
chemistry
1. 

Only NaCl

2. 

Only MgCl2_2

3. 

NaCl, MgCl2_2 and CaCl2_2

4. 

Both MgCl2_2 and CaCl2_2

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