a. Calculate the mass percent (m/m) of a solution prepared by dissolving 43.83 g of NaCl...
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 mL of solution.
Express your answer to three significant figures.
d. Calculate the molarity (M) of 157.1 g of H2SO4 in 1.065 L of solution.
Express your answer to four significant figures.
Homework Answers
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a. Calculate the mass percent (m/m) of a solution prepared by
dissolving 43.83 g of NaCl...
Calculate the mass percent (m/m) of a solution prepared by dissolving 58.66 g of NaCl in...
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....
a.)Calculate the mass percent (m/m) of a solution prepared by dissolving 47.97 g of NaCl in...
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...
1)Calculate the mass percent (m/m) of a solution prepared by dissolving 54.78 g of NaCl in...
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....
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 an...
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.
Part A. caculate the molarity. 6.65 g of NaCl in 250. mL of a NaCl solution Part B. calculate the volume, in liters, f...
Part A. caculate the molarity. 6.65 g of NaCl in 250. mL of a NaCl solution Part B. calculate the volume, in liters, for each of the following 34.0 g of NaHCO3 from a 1.00 M NaHCO3 solution (express your answer as three significant figures) Part C. calculate the final concentration of each of the following 1. a 20.0 ml sample of an 7.0% (m/v) KBr solution is diluted with water so that the final volume is 222.0 mL 2....
Concentration is the amount of solute dissolved in a certain amount of solution: concentration of a...
Concentration is the amount of solute dissolved in a certain amount of solution: concentration of a solution=amount of soluteamount of solution Solution concentrations are usually given as one of the following: Mass percent (m/m)—the mass of the solute in grams for exactly 100 g of solution Volume percent (v/v)—the volume of solute in exactly 100 mL of solution Mass/volume percent (m/v)—the mass of solute in grams for exactly 100 mL of solution Molarity (M)—the number of moles of solute in...
Vinegar is a solution of acetic acid in water. If a 145 mL bottle of distilled...
Vinegar is a solution of acetic acid in water. If a 145 mL bottle of distilled vinegar contains 34.2 mL of acetic acid, what is the volume percent (v/v) of the solution? Express your answer to three significant figures.
For each of the following solutions, calculate the: A.) grams of 1.6 % (m/m) NaCl solution...
For each of the following solutions, calculate the: A.) grams of 1.6 % (m/m) NaCl solution that contains 6.00 g of NaCl Express your answer to two significant figures and include the appropriate units. B.) milliliters of 45 % (m/v) NaF solution that contains 6.9 g of NaF Express your answer to two significant figures and include the appropriate units. C.) milliliters of 8.9 % (v/v) ethanol solution that contains 15.7 mL of ethanol Express your answer to two significant...
An aqueous NaCl solution is made using 126 g ofNaCl diluted to a total solution volume...
An aqueous NaCl solution is made using 126 g ofNaCl diluted to a total solution volume of 1.00 L . Calculate the molarity of the solution. Express your answer using three significant figures. M = 2.16 M Part B Calculate the molality of the solution. (Assume a density of 1.08 g/mL for the solution.) Express your answer using two significant figures. m = 2.3 m Part C Calculate the mass percent of the solution. (Assume a density of 1.08 g/mL...
Calculate the mass/volume percent (m/v) of 16.0 g NaCl in 70.5 mL of solution.
Calculate the mass/volume percent (m/v) of 16.0 g NaCl in 70.5 mL of solution.
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