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Calculate the mass-mass percent concentration of a solution containing 300. g of water and 37.50 g...
a.)Calculate the mass percent (m/m) of a solution prepared by dissolving 47.97 g of NaCl in 170.1 g of H2O. Express your answer to four significant figures. b). Vinegar is a solution of acetic acid in water. If a 285 mL bottle of distilled vinegar contains 17.8 mL of acetic acid, what is the volume percent (v/v) of the solution? Express your answer to three significant figures. c.)Calculate the mass/volume percent (m/v) of 19.0 g NaCl in 48.0 mL of...
a. Calculate the mass percent (m/m) of a solution prepared by dissolving 43.83 g of NaCl in 168.6 g of H2O. Express your answer to four significant figures. b. Vinegar is a solution of acetic acid in water. If a 125 mL bottle of distilled vinegar contains 31.3 mL of acetic acid, what is the volume percent (v/v) of the solution? Express your answer to three significant figures c. Calculate the mass/volume percent (m/v) of 18.5 g NaCl in 71.5...
Calculate the mass percent (m/m) of a solution prepared by dissolving 58.66 g of NaCl in 169.7 g of H2O. Express your answer to four significant figures. Vinegar is a solution of acetic acid in water. If a 245 mL bottle of distilled vinegar contains 20.9 mL of acetic acid, what is the volume percent (v/v) of the solution Express your answer to three significant figures. Calculate the mass/volume percent (m/v) of 15.5 g NaCl in 71.5 mL of solution....
1)Calculate the mass percent (m/m) of a solution prepared by dissolving 54.78 g of NaCl in 151.4 g of H2O. Express your answer to four significant figures. 2)Vinegar is a solution of acetic acid in water. If a 245 mL bottle of distilled vinegar contains 26.1 mL of acetic acid, what is the volume percent (v/v) of the solution? Express your answer to three significant figures. 3)Calculate the mass/volume percent (m/v) of 24.0 g NaCl in 69.5 mL of solution....
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7) What is the percent concentration of a solution containing 18 g of NaCl (salt) in 150 ml water?
A 12.34 mL solution with an unknown salt concentration had a mass of 10.25 g. When the water was evaporated from the solution. 4.78 g of NaCl remained. a Calculate the mass-mass percent NaCl concentration in the solution. Show your work. b Calculate the mass-volume percent NaCl concentration in the solution. Show your work. Calculate the molarity of NaCl in the solution. Show your work.
A) Calculate the osmotic pressure of a solution containing 16.75 mg of hemoglobin in 15.7 mL of solution at 22 ∘C . The molar mass of hemoglobin is 6.5×104 g/mol. B) A 2.400×10−2M solution of NaCl in water is at 20.0∘C. The sample was created by dissolving a sample of NaCl in water and then bringing the volume up to 1.000 L. It was determined that the volume of water needed to do this was 999.4 mL . The density...
2. Concentration: A solution preparation guide calls for the use of 37.50 g KH2PO4 with 489.4 g water. The volume of the solution is 500.0 mL. (A) Determine the mass percentage of KH2PO in this solution. [B] Determine the mass-volume percentage of KH2PO4 in this solution. [C] Determine the molarity of KH2PO4 in this solution.
Calculate the mass percent (m/m) of a solution prepared by dissolving 45.46 g of NaCl in 170.7 g of H2O. Express your answer to four significant figures.
What is the percent-by-mass concentration of NaCl in a solution that is prepared by adding 25.0 g of NaCl to 90.0 g of water?