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You have prepared 0.50 m solutions of the following solutes. Please order the solutions of the...
7. Which of the following aqueous solution has the highest freezing point? The following solutes are all non-volatile solutes and you should assume ideal van’t Hoff factors applicable. Which has the highest vapor pressure? A) 0.075 m Li Cl B) 0.075 m (NH4)3PO4 C) 0.075 m NaBrO4 D) 0.075 m KCN E) 0.075 m KNO2
27.Choose the aqueous solution below with the lowest freezing point. These are all solutions of nonvolatile solutes and you should assume ideal van't Hoff factors where applicable. A. 0.075 m NaI B. 0.075 m (NH4)3PO4 C. 0.075 m NaBrO4 D. 0.075 m LiCN E. 0.075 m KNO2
Which of the following aqueous solutions will have the highest freezing point? Which will have the lowest vapor pressure? Explain 1. 0.250 m CH3CH2OH 2. 0.180 m AlPO4 3. 0.095 m (NH4)3PO4 4. 0.100 m MgCl2
Which of the following aqueous solutions has the highest freezing point? C. is correct, can you explain why? A. 0.12 m (NH4)3PO4 B. 0.25 m Ca(NO3)2 C. Correct 0.15 m MgCl2 D. 0.25 m NaCl
7.65 y Calculate the boiling and freezing points of water solutions that are 1.15 M in the following solutes: a. KBr, a strong electrolyte b. ethylene glycol, a nonelectrolyte c. (NH4)2CO3, a strong electrolyte d. Al2(SO4)3, a strong electrolyte
Which of the following aqueous solutions will have the lowest vapor pressure? A. 0.250 m CH3CH2OH B. 0.095 m (NH4)3PO4 C. 0.180 m AlPO4 D. 0.060 m Al2(SO4)3 E. 0.100 m MgCl2
Explain your answer?
there are 0.100 m solutions of the following solutes: KCIO4 b. Ca(ClO4)2 is 3 c. Al(ClO4)3 izu d. Sucrose 21 2 a. NaCl 2 e. Which of solution will have the highest vapor pressure? CX Which solution will have the lowest freezing point? C Which solution will have the lowest boiling point? A T Which solution will have the highest osmotic pressure?
there are 0.100 m solutions of the following solutes: KCIO4 b. Ca(ClO4)2 is 3 c....
18. Four aqueous solutions are prepared by dissolving 10 g of each of the following solutes enough water to make a 1 M solution: benzene, KI, CaCl2, and AlBr3. Whe solution has the smallest osmotic pressure at 10 °C? Report the osmotic (in atm to two decimal places) for each solution. A: CaCl2 has largest osmotic pressure.
8-55 d. 10.0 g KOH, 425 mL JUIULUI For each of the following NaOH solutions, the volume of the solution and its molarity are given. Calculate the number of moles of NaOH present in each solution. a. 1.35 L solution, 0.300 M b. 0.800 L solution. 0.100 M c. 875 mL solution, 0.600 M M0000 d. 125 mL solution, 0.125 MOTO 1 the volume 2 III 8-57 Calculate the number of grams of NaOH needed to prepare each of the...
Why
was the selected answer (E) wrong, and why is (C) correct?
5) Which of the following aqueous solutions will have the lowest vapor pressure? A) 0.250 m CH3CH2OH B) 0.180 m AlPO4 C) 0.095 m (NH4)3PO4 D) 0.100 m MgCl2 E) 0.060 m Al2(SO4)3