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How many moles of calcium fluoride , CaF...

How many moles of calcium fluoride , `CaF_(2)`, must be dissolved in 2.0 L of water at `25^(@)`C to form a saturated solution?

A

`2.6xx10^(-2)` mol

B

`1.3xx10^(-3)` mol

C

`6.8xx10^(-4)` mol

D

`3.4xx10^(-4)` mol

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The correct Answer is:
c
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