Tin(II) fluoride (SnF2) is often added to toothpaste as an ingredient to prevent tooth decay. How many moles of F are there in 24.6 g of the compound? ( Atomic masses are : Sn =118.7amu ,F = 19amu).

Tin (II) fluoride (SnF₂) is often added to toothpaste as an ingredient to prevent tooth decay. What is the mass of F in grams in 24.6 g of the compound?

A toothpaste contains 0.230 % by mass sodium fluoride used to prevent dental caries and 0.31 % by mass triclosan C12H7Cl3O2, an antigingivitis agent. One tube contains 119 g of toothpaste.

a.How many moles of NaF are in the tube of toothpaste?

b.How many fluoride ions, F−, are in the tube of toothpaste?

c.How many grams of sodium ion, Na+, are in 1.35 g of toothpaste?

d.

How many molecules of triclosan are in the tube of toothpaste?

The active ingredient in toothpaste is sodium flouride, ananticavity agent. A 170 g tube of toothpaste lists theconcentration of sodium flouride as 0.24%. How many grams of sodiumflouride are in the toothpaste?

Please include the formula.