A toothpaste containing fluoride in form...

A toothpaste containing fluoride in form of sodium mono fluoro ortho phosphate `Na_3PO_4F` has 0.754 g sodium in 100 ml solution. Which of the following are correct for the given observation ?

The number of fluorine atoms present in 100 mL = `6.62 xx 10^21`

The amount of `Na_3PO_4F` 100 mL = 2.0 g.

The concentration of `Na_3PO_4F` = 0.11 M

Moles of `Na_3PO_4F` = moles of F = moles of P

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