4a
Calculate the molarity of an aqueous solution of sodium perchlorate with a solute mole fraction of 0.081 and a density, ρ = 1.078 g/mL.
Report your answer to THREE significant figures.
4b
Calculate the molarity of a 41.2% by mass aqueous solution of copper (I) sulfate with a density, ρ = 1.177 g/mL.
Report your answer to THREE significant figures.
4c
Calculate the mole fraction of the solute of a 4.211 m aqueous solution of cadmium (II) bromide with a density, ρ = 1.084 g/mL.
Report your answer to THREE significant figures.
4d.
Calculate the mole fraction of the solute of a 2.201 M aqueous solution of cadmium (II) bromide with a density, ρ = 1.025 g/mL.
Report your answer to THREE significant figures
4e
Calculate the solute mole fraction in an aqueous solution that is 60.3% by mass sodium phosphate with a density, ρ = 1.017 g/mL.
Report your answer to THREE significant figures.
4f
Calculate the percent cadmium (II) bromide by mass in a 4.66 m aqueous solution with a density, ρ = 1.110 g/mL.
Report your answer to THREE significant figures.
4g
Calculate the percent sodium hypochlorite by mass in a 2.12 M aqueous solution with a density, ρ = 1.135 g/mL.
Report your answer to THREE significant figures.
4h
Calculate the percent sodium hypochlorite by mass in an aqueous solution with a solute mole fraction of 0.102 and a density, ρ = 1.088 g/mL.
Report your answer to THREE significant figures.
4a Calculate the molarity of an aqueous solution of sodium perchlorate with a solute mole fraction...
Calculate the mole fraction of the solute of a 1.026 M aqueous solution of sodium phosphate with a density, ρ = 1.046 g/mL. Report your answer to THREE significant figures.
Calculate the mole fraction of the solute of a 3.184 M aqueous solution of potassium hydroxide with a density, ρ = 1.021 g/mL. Report your answer to THREE significant figures.
Calculate the molarity of a 2.53 m aqueous solution of manganese (II) chloride with a density, ρ = 1.033 g/mL. Report your answer to THREE significant figures.
1. An aqueous solution has a mole fraction of 0.119 KOH. What is the molarity of the solution? Assume that the density of the solution is 1.15 g/mL. Enter your answer to three significant figures and in units of molarity. 2. Glycerol (C3H8O3, 92.1 g/mol) is a nonvolatile nonelectrolyte substance. Consider that you have an aqueous solution that contains 28.6 % glycerol by mass. If the vapor pressure of pure water is 23.8 torr at 25oC, what is the vapor...
An aqueous solution has a mole fraction of solute of (3.660x10^-2). The density of the solution is (1.20x10^0) g/mL and the solute has a molar mass of (8.3800x10^1) g/mol. What is the Molarity of solute of this solution? Enter your answer in scientific notation with 3 sig figs. Do not include any units in your answer. Do not round any intermediate calculations. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10 Answer
Calculate the molality, molarity, and mole fraction of FeCl3 in a 21.6 mass % aqueous solution (d = 1.280 g/mL). molality _______ m molarity _______M mole fraction ________
plesse help!! Calculate the molarity of an aqueous solution containing 1.80 mole potassium chloride in a 800. mL solution Calculate molarity of an aqueous solution containing 5.20 g ammonium sulfate in a 250.0 mL solution. Calculate the moles and the mass of solute present in 200. mL of 0.400 M sodium nitrate solution. How many mL of a 0.620 M solution will contain 0.250 moles of calcium chloride?
1)The mole fraction of chromium(II) sulfate, CrSO4, in an aqueous solution is 5.61×10-2 . The percent by mass of chromium(II) sulfate in the solution is %. 2) An aqueous solution is 40.0 % by mass hydrochloric acid, HCl, and has a density of 1.20 g/mL. The mole fraction of hydrochloric acid in the solution is . 3)An aqueous solution is 40.0 % by mass potassium bromide, KBr, and has a density of 1.37 g/mL. The mole fraction of potassium bromide in the...
Calculate the molality of a 11.4% by mass aqueous solution of iron (II) nitrate with a density, ρ = 1.099 g/mL. Report your answer to THREE significant figures.
7. What is the mole fraction of urea, CH4N2O, in an aqueous solution that is 46% urea by mass? 8. What volume of a 0.850 M solution of CaCl2 contains 1.28 g of solute? 9. The volume of a 27.0% (by mass) solution is 162.9 mL. The density of the solution is 1.128 g/mL. What is the mass of solute in this solution? 10. Concentrated sodium hydroxide is 19.4 M and has a density of 1.54 g/mL. What is the...