Calculate the molarity of the two solutions. The first solution contains 0.550 mol of NaOH in 2.95 L of solution. molarity: The second solution contains 19.1 g of NaCl in 627 mL of solution. molarity: Calculate the molality of a solution formed by adding 7.00 g NH,Cl to 14.0 g of water. molality: m NH C1 What is the mole fraction of solute in a 3.69 m aqueous solution? Xsolute = 0.06 An aqueous sodium acetate, NaC,H,O, , solution is...
A solution is prepared by dissolving 28.4 g of glucose (C6H12O6) in 1.00 x 102 mL of acetone (C3H6O) at 25 °C. The final volume of the solution is 118 mL. The density of glucose and acetone are 1.54 g/mL and 0.785 g/mL, respectively. Calculate the following quantities: a.) Molarity b.) Molality c.) Mass Percent d.) Mole Fraction
2 pts D Question 17 What is the molarity of a solution that is made by dissolving 3.68g of sucrose(C12H22011) in suffiecient water to form 275,0 mL of solution? 3.91e-5M 7.43e-2M 13.4M 3.91e-2M Question 18 2 pts What volume of 1.00 M stock solution of glucose must be used to make 500.00 mL of a 1.75 x102 M glucose solution in water? 8.75 ml 1.75ml 48.6 mL 57.1 mL
You dissolve a 30.0 g mixture of glucose (C 6 H 12 O 6 ) and NaCl in 1.00 water. The freezing point of this solution is found to be - 0.541 degrees * C . Assuming ideal behavior, what is the mass of glucose in the mixture? (Kf for water is 1.86^ C* kg/mol) ).
6) Two solutions are prepared. The first contains glucose (C,H,O) dissolved in water at 0.180 M concentration. The second contains 13.0 grams of MgCl, in water, with a total volume of 1.77 Liters. (MgCl, = 95.21 g/mol) a) Calculate the Molarity concentration of of the MgCl, solution: b) Calculate the osmolarity concentration of both solutions: c) Which solution would you predict to have the highest boiling point? 수 XCEO
Glucose, C 6 H 12 O 6 , is used as an energy source by the human body. The overall reaction in the body is described by the equation C 6 H 12 O 6 ( aq ) + 6 O 2 ( g ) ⟶ 6 CO 2 ( g ) + 6 H 2 O ( l ) Calculate the number of grams of oxygen required to convert 58.0 g of glucose to CO 2 and H 2...
Determine the molality of a solution made by dissolving 0.239 moles of glucose in 546 mL of water. Assume the density of water is 1.00 g/mL. m glucose
26.)Show the calculation of the mass of NaNO3 needed to make 450 ml of a 0.356 M solution. 25.)Show the calculation of the molarity of a solution made by dissolving 15.9 grams of Ca3(PO4)2 to make 350 ml of solution. 24.)Show the calculation of the molarity of a solution made by dissolving 12.6 grams of NaNO3 to make 200 ml of solution. 23.Show the calculation of the molality of a solution made by dissolving 15.9 grams of Ca3(PO4)2 in 400...
3. A solution is prepared by dissolving 12.5 g of glucose (CHarO%) in 100.0 g of water. a. What is the concentration of that solution in percent glucose by mass? b. What is the concentration of that solution in mola lity (m)? c. You measured the density of the final solution to be 1.06 g/m L. What is the concentration of the solution in molarity (M)? 4. Calculate the molarity of a 50% sulfuric acid solution by mass. The density...
A solution is prepared by dissolving 47.8 grams of glucose (180.16 g/mol) in 0.159 kilograms of water. The final volume of the solution is 441 mL . Calculate the molarity of the solution.