A solution was prepared by dissolving 42.0 g of KCl in 225 g of water. Calculate the mole fraction of the ionic species KCl in the solution. Express your answer to three significant figures, do not include units, and do not use scientific notation.
A solution was prepared by dissolving 42.0 g of KCl in 225 g of water. Calculate...
A solution was prepared by dissolving 37.0 g of KCl in 225 g of water. Calculate the mole fraction of the ionic species KCl in the solution. Calculate the molarity of KCl in the solution if the total volume of the solution is 239 mL. Calculate the molality of KCl in the solution.
A solution was prepared by dissolving 39.0g of KCl in 225 g of water. 1. Calculate the mass percent of KCl in the solution. 2. Calculate the mole fraction of KCl in the solution. 3. Calculate the molarity of KCl in the solution if the total volume of the solution is 239 mL. 4. Calculate the molality of KCl in the solution.
What is the molality of a solution prepared by dissolving 300 g KCl in 225 g H2O? Show all calculations and report your answer to the correct number of sig figs.
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....
3. A 0.9L of a solution is prepared by dissolving 126.2g of NaF in it. The molecular weight of NaF is 41.9g/mol). If I took 0.13L of that solution and diluted it to 0.5, what is the molarity of the resulting solution? Answer to 3 significant figures Read about significant figures and rounding in the Helpful Resources page! Do not include units when reporting your answer Use standard notation or scientific notation as accepted by blackboard e.g. 0.001 or 1E-3,...
A 0.5L of a solution is prepared by dissolving 120.9g of NaF in it. The molecular weight of NaF is 41.9g/mol). If I took 0.18L of that solution and diluted it to 0.4, what is the molarity of the resulting solution? Answer to 3 significant figures Read about significant figures and rounding in the Helpful Resources page! .Do not include units when reporting your answer Use standard notation or scientific notation as accepted by blackboard e.g. 0.001 or 1E-3, not...
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....
A solution is prepared by dissolving 78 0 g of glucose (C6H1206 ) in 150 g of water. The final volume is 228 ml Calculate the Molarity (MM of glucose is 180 18 g/mol and MM of water is 18.02 g/mol) For units do not use fractional units like g/mol or g/mL QUESTION 23 A solution is prepared by dissolving 78.0 g of glucose (C6H1208) in 150 g of water. The final volume is 228 ml Calculate the Molality (MM...