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
Which of the following aqueous solutions has the highest freezing point? C. is correct, can you...
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 lowest freezing point? The Kf of water is 1.86 kg.oC/mol. a. 0.8 m CH3OH (methanol) b. 0.4 m NaCl c. 0.3 m MgBr2 d. 0.2 m AlF3 e. 0.25 m Ca(NO3)2 Calculate the freezing point ONLY for the solution you marked as your answer above.
Choose the aqueous solution below with the highest freezing point. These are all solutions of nonvolatile solutes and you should assume ideal van't Hoff factors where applicable. 0.25 m (NH4)3PO4 0.35 m K2CO3 0.45 m KCN
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
The answer is A, but could someone explain why. H) Answers B and C are correct (6) Which of the following aqueous solutions will have the highest freezing point? A) 0.250 m CH3CH2OH B) 0.180 m AlPO4 9 0.060 m Al2(SO4)3 D) 0.095 m (NH4)3PO4 E) 0.100 m MgCl2
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
14) A B C Match the following aqueous solutions with the appropriate letter from the column on the right 1. 0.25 m AgCH3COo 2. 0.19 m MnCl2 3. 0.18 m Cal2 4. 0.52 m Glucose(nonelectrolyte) A. Lowest freezing point B. Second lowest freezing point C. Third lowest freezing point D. Highest freezing point Match the following aqueous solutions with the appropriate letter from the column on the right. 1. 0.17 m CuCl2 2. 0.16 m Co(NO3)2 3. 0.19 m Nil2...
Choose the aqueous solution below with the highest freezing point. These are all solutions of nonvolatile solutes and you should assume ideal van't Hoff factors where applicable. Choose the aqueous solution below with the highest freezing point. These are all solutions of nonvolatile solutes and you should assume ideal van't Hoff factors where applicable. 1. 0.200 m HOCH2CH2OH 2. 0.200 m Na3PO3 3. 0.200 m Ba(NO3)2 4. 0.200 m Mg(ClO4)2 5. These all have the same freezing point. (please explain...
Which of the following aqueous solutions has the highest boiling point? Kb for water is 0.52°C/m. 0.2 m K3P 0.2 m KCI 0.2 m Ca(NO3)2 0.2 m sugar (a non-electrolyte)
Which aqueous solution has the highest freezing point? Which aqueous solution has the highest freezing point? 0.10 m CaI2 0.10 m C12H22O11 0.10 m LiI 0.10 m KMnO4