If a polar compound is added to a non-polar solvent, the solubility of the compound in the solvent is
9
31.6
84.7
0
The amount of oxalic acid (mol. wt= 126) required to prepared 100ml of 0.2M solution is
1.26g
2.52g
5.04g
0.63g
The amount of NaOH required to prepared 250ml of 0.05 ml solution? (Molecular wt of NaOH=40).
0.2g
0.5g
0.3g
0.8g
A solution which remains in contact with excess of solute is said to be
Super saturated
Saturated solution
Unsaturated solution
Insoluble solution
A solution for which the concentration is known accurately is called
saturated solution
super saturated solution
unsaturated solution
standard solution
Substances which ionize incompletely are called
weak electrolyte
strong electrolyte
non electrolyte
solution
An example for strong electrolyte.
KCl
CH3COOH
NH4OH
Urea
Standard solution is prepared in
measuring jar
round bulb
standard flask
test tube
Naphthalene is soluble in
Kerosene
Water
Base
Acid
Which of the following will change with temperature?
molarity
volume
mole fraction