The volume of a solid can be measured by the method of displacement, where the solid is ........... Class 8
hardThe volume of a solid can be measured by the method of displacement, where the solid is ...........
Fill in the blanks
(i) The volume of a solid can be measured by the method of displacement, where the solid is ...........in water and the ............in water level is measured. Class 8
Answer:
Placed; rise
(ii) The maximum amount of ............dissolved in ............at a particular temperature is called solubility at that temperature. Class 8
Answer:
solute, solvent
(iii) Generally, the density ............with increase in temperature. Class 8
Answer:
decrease
(iv) The solution in which glucose has completely dissolved in water, and no more glucose can dissolve at a given temperature, is called a ............solution of glucose. Class 8
Answer:
saturated
State whether the statements given below are True [T] or False [F]. Correct the false statement(s)
(i) Oxygen gas is more soluble in hot water than in cold water. Class 8
Answer:
False: Oxygen is more soluble in cold water.
(ii) A mixture of sand and water is a solution. Class 8
Answer:
False: A Mixture of sand and water is not a solution. Sand does not dissolve in water but settles down.
(iii) The amount of space occupied by any object is called its mass. Class 8
Answer:
False: The amount of space occupied by any object is called its volume.
(iv) An unsaturated solution has more solute dissolved than a saturated solution. Class 8
Answer:
False: A saturated solution has more solute dissolved than an unsaturated solution.
(v) The mixture of different gases in the atmosphere is also a solution. Class 8
Answer:
True.