What is the molarity of a solution prepared by dissolving 15.0 g NaCl in enough water to make 1.50 L of solution?
What is the molarity of a solution prepared by dissolving 15.0 g NaCl in enough water...
What is molarity of a solution prepared by dissolving 4.65 g NaCl (FM = 58.44 g/mol) in enough water to make 275 mL of NaCl solution?
What is the molarity of solution prepared by dissolving 11.75 g of KNO3 in enough water to produce 2.00 L of solution?
What is the molarity of a solution made by dissolving 1.50 g of KOH in enough water to make 1.5 L of solution?
Calculate the molarity (M) of a solution prepared by dissolving 15.1 g of HBr in enough water to make 2.75 L of solution.
Calculate the molarity of a solution prepared by dissolving 12.5 g of Na2CrO4 in enough water to produce a solution with a volume of 630. mL .
2. A student prepared a stock solution by dissolving 15.0 g of NaOH in enough water to make 150. mL of a stock solution. She then took 22.5 mL of the stock solution and diluted it with enough water to make 250. mL of a working solution. A. What is the molar concentration of NaOH in the stock solution? B. What is the molar concentration of NaOH in the working solution? C. How much of the working solution will she...
2. A student prepared a stock solution by dissolving 15.0 g of NaOH in enough water to make 150. mL of a stock solution. She then took 22.5 mL of the stock solution and diluted it with enough water to make 250. mL of a working solution. (5 pts. each) A. What is the molar concentration of NaOH in the stock solution? B. What is the molar concentration of NaOH in the working solution? C. How much of the working...
2. A student prepared a stock solution by dissolving 15.0 g of NaOH in enough water to make 150 mL of a stock solution. She then took 22.5 mL of the stock solution and diluted it with enough water to make 250. mL of a working solution. (5 pts. each) A. What is the molar concentration of NaOH in the stock solution? # of moles x 1000 Naot mass= 15,09 g molanty volume of source (m) Mol 40 g/mol voline...
What is the molarity of FeCl3 in a solution prepared by dissolving 10.0 g of FeCl3 in enough water to make 275 mL of solution?
Question 17 A solution is prepared by dissolving 45 g sodium carbonate, Na2CO3, in enough water to make 200 mL of solution. If the density of the solution is 1.1094 g/mL, what is the % mass of the solution? Question 18 Calculate the molarity of a 4.628 m solution of Sr(NO3)2 in H2O. The density of this solution is 1 g/mL Include units. Question 19 What is the molarity of a sodium chloride solution prepared by diluting 2.1 mL of...