Solutions questions
1397 published questions with worked solutions.
- KBr is 80% dissociated in aqueous solution of 0.5 m concentration. (Given, K_f for water = 1.86 K kg mol^ -1 ). The solution...
- The vapour pressure of water at 23^ C is 19.8 mm. 0.1 mole of glucose is dissolved in 178.2 g of water. What is the vapour...
- An aqueous solution is 1.00 molal in KI. Which change will cause the vapour pressure of the solution to increase?
- Mark the correct option for the K_f. I. K_f depends on nature of solvent. II. K_f is also known as freezing point depression...
- Match the laws given in Column I with expressions given in Column II. Select an appropriate answer from the codes given below....
- Lowering of vapour pressure is highest for
- The vapour pressure of water at 20^ C is 17.54 mm. When 20 g of a non-ionic substance is dissolved in 100 g of water, the vapour...
- The osmotic pressure of a 5% (wt./vol) solution of cane sugar at 150^ C is
- The freezing point of 0.1 M solution of glucose is -1.86^ C . If an equal volume of 0.3 M glucose solution is added, the freezing...
- At 10^ C , the osmotic pressure of urea solution is 500 mm. The solution is diluted and the temperature is raised to 25^ C . The...
- An aqueous solution freezes at -0.186^ C (K_f = 1.86, K_b = 0.512). What is the elevation in boiling point?
- Colligative properties of a solution depends upon
- In comparison to 0.01 M solution of glucose, the depression in freezing point of 0.01 M MgCl_2 is
- In the three beakers labelled as X, Y and Z following solutions are taken and kept at same temperature respectively. Beaker X:...
- Osmotic pressure of insulin solution at 298 K is found to be 0.0072 atm. Hence, height of water column due to this pressure is...
- Which of the following is not a colligative property?
- K_f for water is 1.86 K kg mol^ -1 . If your automobile radiator holds 1.0 kg of water, how many grams of ethylene glycol (...
- The highest osmotic pressure corresponds to the which of the following solution?
- The correct order of increasing boiling points of the following aqueous solutions 0.0001 M NaCl (I), 0.0001 M Urea (II), 0.001 M...
- To observe an elevation of boiling point of 0.05^ C , the amount of a solute (mol. wt = 100) to be added to 100 g of water (K_b =...
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