Discover Questions

If 7.46g of CrCl3 are dissolved in enough water to make 385 mL of solution, what is the molarity of the resulting solution? In one mole of the compound iron(III) oxide,
what fraction of the total number of ions is
the oxygen ion? 15.00g of Si reacts with 25.00g of F2 to produce 28.67g of SiF4. Which reactant is the limiting reagent? How many molecules are in 97.8g of FeCl3? Find the complement of the angle 3pi/7. Please show steps!?