5) You make 400.00 mL of an aqueous solution containing 10.5983 g of barium fluoride. What is the concentration of barium fluoride in the solution?

b. What would the concentration be if you had dissolved the barium fluoride in ethanol
(C2H5OH) rather than water?

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which of the following units is not an official si unit? mole liter kilogram ampere

Amixture with the same composition throughout is!