it makes Question 3 What is the molarity of a solution prepared by dissolving 7.98g NaCl...
What is molarity of a solution prepared by dissolving 4.65 g NaCl (FM = 58.44 g/mol) in enough water to make 275 mL of NaCl solution?
What is the molarity of a solution prepared by dissolving 15.0 g NaCl in enough water to make 1.50 L of solution?
What is the molarity of potassium bicarbonate in a solution made by dissolving 75.00g potassium bicarbonate in enough water to make 200.0mL of solution? Your answer must contain the correct number of significant figures. It must not contain the units.
Question 13 Select the molarity of the solution prepared by dissolving 1.62 moles of NaBr in 5.88 liters of solution Selected Answer: 2.76M Correct Answer: 0.276 M Response Feedback: Incorrect Molarity - #moles of solute / # liters of solution. Question 14 Select the molarity of the solution prepared by dissolving 12.9 grams KF in 535 mL of solution: Selected Answer: 0.0241 M Correct Answer: 0.415 M Response Feedback: Incorrect! Let the units drive the solution: #grams x (1 mole/...
Calculate the molarity of a solution prepared by dissolving 12.5 g of Na2CrO4 in enough water to produce a solution with a volume of 630. mL .
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....
Determine the molarity of a solution of potassium chloride that is prepared by dissolving 1.4753 g of KCl in a 100-mL volumetric flask and filling it to the calibration mark with deionized water. Use a molar mass with at least 4 significant figures so that the number of SF in the calculated molarity is not limited. Show all calculations (including labeled conversion factors) and express the answer with the appropriate number of significant figures. According to the manufacturer, the volume...
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....
What is the molarity of FeCl3 in a solution prepared by dissolving 10.0 g of FeCl3 in enough water to make 275 mL of solution?