Chemistry questions
29404 published questions with worked solutions.
- An aqueous solution of a non-electrolyte boils at 100.52^ . The freezing point of the solution will be
- What is the molality of ethyl alcohol (mol.wt.=46) in aqueous solution which freezes at -10^ ? (K_f for water=1.86 K molality^ -1...
- The freezing point of a solution prepared from 1.25gm of a non-electrolyte and 20gm of water is 271.9 K. If molar depression...
- If 3 gm of glucose (mol. Wt. 180) is dissolved in 60 gm of water at 15^ . Then the osmotic pressure of this solution will be (R =...
- A solution of sucrose (mass = 342 g/mol) is prepared by dissolving 68.4g of it per litre of the solution. What is its osmotic...
- Two solutions A and B are separated by semipermeable membrane. If liquid flows from A to B then
- Osmotic pressure is 0.0821 atm at temperature of 300 K. Find concentration in mole/litre. (R=0.0821 lit atm deg^ -1 mol^ -1 )
- Osmotic pressure of a solution can be measured quickly and accurately by
- What would happen if a thin slice of sugar beet is placed in a concentrated solution of NaCl?
- At low concentrations the statement that equimolal solution under a given set of experimental conditions have equal osmotic...
- Which inorganic precipitate acts as semipermeable membrane?
- Osmotic pressure of a solution containing 0.1 mole of solute per litre at 273 K is (in atm)
- The osmotic pressure of 0.4% urea solution is 1.66 atm and that of solution of sugar of 3.42 % is 2.46 atm. When both the...
- The excess pressure that is applied to the solution to prevent the passage of solvent into it through a semipermeable membrane is...
- Which of the following associated with isotonic solution is not correct?
- Which statement is wrong regarding osmotic pressure (P), volume (V) and temperature (T)?
- Diffusion of solvent through a semi permeable membrane is called
- The osmotic pressure of a dilute solution is given by
- The osmotic pressure of a solution is directly proportional to
- Which of the following colligative properties can provide molar mass of proteins (or polymers or colloids) with greater precision...