Express the concentration of a 0.0880 M aqueous solution of fluoride, F, in mass percentage and...
Express the concentration of a 0.0550 M0.0550 M aqueous solution of fluoride, F−,F−, in mass percentage and in parts per million (ppm). Assume the density of the solution is 1.00 g/mL. mass percentage: ppm:
Express the concentration of a 0.0800 M aqueous solution of fluoride, F
2. Concentration measures We have a 0.16% aqueous solution by mass of KOH that has a density of 1.04 g / mL. The molarity of the solution in moles / L. a. The molarity of this solution is_____. b. The molality of this solution is approximately_______. c. The concentration in parts per thousand is______. d. . The concentration in parts per million is______. e. The concentration in parts per billion is______. f. Explain, why can't we determine the exact molal...
A student measures the F- concentration in a saturated aqueous solution of barium fluoride to be 1.46×10-2 M. Based on her data, the solubility product constant for barium fluoride is .
What is the molality of a 50% by mass aqueous solution of glucose (molar mass = 180 g/mol) Assume the density of water = 1.00 g/mL 0.00554 m 1.00 m 5.56 m 2.34 m
Could please help me with my homework?
Thanks in advance!
A solution is made by dissolving 13.5 g of glucose (C_6H_12O_6) in 0.100 kg of water. What is the mass percentage of solute in this solution? What is the molarity of this solution? Assume that the density of approximately 1.00 g/mL A solution with a density of 0.876 g/mL contains 5.0 g of toluene (C_7H_8) and 225 g of benzene (C_6H_6). Calculate the molarity of the solution. A 2.5-g sample...
What is the molality of a 0.735 M aqueous ZnCl2 solution with a density of 1.102 g solution/mL solution. Assume the density of pure water is 1.00 g/mL. The molar mass of ZnCl2 is 136.29 g/mol.
1) In the laboratory, a student combines 32.6 mL of a 0.374 M zinc fluoride solution with 21.3mL of a 0.458 M silver fluoride solution. What is the final concentration of fluoride anion? 2) A 9.43 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If 29.7 mL of 0.450 M sodium hydroxide is required to neutralize the hydroiodic acid, what is the percent by mass of hydroiodic acid in the mixture? _____%...
5. Calculate the molarity as well as the mass percentage of a 10.0% v/v aqueous solution of ethanol. The density of pure ethanol is 0.789 g/ml. The density of the aqueous solution is 0.985 g/ml.
A 5.9957 g sample of Na, CrO, (MW = 161.97 g/mol) is dissolved in 1000.0 mL of water. Assume the solution has a density of 1.00 g/mL What is the concentration of Na* (MW = 22.9898 g/mol) in the solution in units of molarity (M)? concentration: М What is the concentration of Na+ in the solution in units of parts per thousand (ppt)? concentration: ppt A 50.0 mL aliquot of the solution is then diluted to a final volume of...