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What is the molality of a solution containing 12.5 g ammonia and 500 g water? Select...
What is the mole fraction of ammonia in a solution containing 12.5 g ammonia and 500 g water? Select the correct answer below: O 0.0258 O 0.0694 O 0.156 O 0.683 FEEDBACK MORE INSTRUCTION sul Content attribution
Consider an aqueous potassium nitrate solution of molality O 110 mol/kg, containing 500 g of solvent. Calculate the mass of calcium nitrate required to raise the ionic strength of the solution to 1 00. [6]
what is the molality of particles in a solution containing 25.2 g of Al(NO3)3 dissolved in 440.0 g of water
5. Molality, m =- The molality of NaBr solution is 1.25 m 1.25 mole of NaBr I 1.0 kg of the solvent Question 17. Calculate the number of g solvent that contains 12 g NaBr of 1.25 m solution of NaBr. [8.14E2 g solvent] Question 18. Calculate the molality of a solution containing 17.2 g of ethylene glycol (CzH02 ) dissolved in 0.500 kg water. [5.54E-1 m) Question 19. What is the formula of sucrose? Calculate the molality of a...
The molality of an aqueous glucose, C6 H12 O6 solution is 12.5 m. What is the mole fraction of glucose?
In a CaF2 solution containing 23.9g CaF2 in 500 mL aqueous solution, what is the molarity and molality of the F-ions? (assume a density of 1.00 g/mL)
Calculate the concentration in % (m/m) of a solution containing 12.5 g of NaCl dissolved in 250.0 g of H2O. Group of answer choices 50.0% (m/m) 0.05% (m/m) 5.00% (m/m) 20.0% (m/m)
(b) If 12.5 g of Cu(NO3)2.6H2O is added to 500 mL of 1.00 M aqueous ammonia, what is the equilibrium molar concentration of Cu2+(aq)? Use the overall formation constant B4 (only!) in your calculation; B4 = 2.1 x 1013; make appropriate simplifying assumptions.
the boiling point elevation of a solution containing sucrose and water is .256c . The molal elevation constant of water is .512c/m and the molar mass of sucrose is 342 g/mol. What is the molality
Mixture pH Moderate What is the approximate pH of a solution containing 500 mL of 1.0 M HCland 300 mL of 2.0 M KOH? Elimination Tool A 1 C 14 D More information is needed to determine the pH Submit Question Feedback Submit Answer