Stannous flouride or tin fluride, SnF2 is an ingrediant of toothpaste that is able decrease tooth decay......?

Question

a] would you calculate the atomic mass, molecular mass, or formula mass of stannous flouride? Explain how you came to your decision.

b]what is the value for SnF2?

c]Avogadro's number is equal to 6.0221 x 10^23 [^23 is meaning the 10 to the 23rd power]

d]You make a solution of stannous flouride by mixing 100.0 g id SnF2 is 2.00 L of water in a beaker. What is the molarity of the resulting solution assuming that all of the slolute dissolves?

Answer 1

a) Formula mass of SnF2 = 118.7 + 38 = 156.7 g

b) What value ???????

c) We know, its a constant

d) 0.319 M