25.0 g of glucose were dissolved in water and diluted to provide the total solution volume of 100.0 mL. A dose of 2000. milligrams had to be administered. What volume of the solution is necessary to deliver the required dose?

There are 323g of PbCrO_4 in 1.00 mole of PbCrO_4. A) How many milligrams are in 1.00 mole? B) How many grams of PbCrO_4 are required to be dissolved in water to prepare 250mL of 0.05000 M acid solution?

3a) 2.91 g of Cr(NO3)3·9H20 (FW = 400 g/mol) was dissolved in water and diluted to 100 mL in a volumetric flask. a) What is the molarity of solution? (4 pts) b) What is the Molarity of Cr(III)? (4 pts) c) Calculate the equivalent weight of Cr(NO3)3·9H2O. (4 pts) d) Calculate the normality of the solution. (4 pts) e) What is the concentration of solution as percent by mass / volume (m/v)? (4 pts) f) What is the concentration of Cr(III as part per million (ppm)? (4 pts)