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NaC1 and CaC1(2)are added to fused MgC1(...

`NaC1` and `CaC1_(2)`are added to fused `MgC1_(2)`in the electrolysis of `Mgc1_(2)`since:

A

melting point is decreased and conductivity is increased

B

melting point is increased and conductivity is decreased

C

melting point and conductivity both are decreased

D

meolting point and conductivity both are increased.

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The correct Answer is:
A
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