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If NaCl is dped with 10^(-3) mol % of Sr...

If NaCl is dped with `10^(-3)` mol % of `SrCl_(2)`. What is the concentration of cation vacancies?

A

`10^(-3)"mole"^(-1)`

B

`6.02xx10^(18)"mole"^(-1)`

C

`10^(50)"mole"^(-1)`

D

`6.02xx10^(20)"mole"^(-1)`

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The correct Answer is:
D
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