Advertisements
Advertisements
प्रश्न
In a solution of salt in water, water is the solute
विकल्प
True
False
Advertisements
उत्तर
In a solution of salt in water, water is the solute- False.
Correct statement
In a solution of salt in water, water is the solvent
APPEARS IN
संबंधित प्रश्न
Fill in the blank.
When a candle burns, wax melts. Melting of wax is a ________ change.
True or false
Is the process of digestion a physical change?
Fill in the blank
Heat is ________ by a gas during the process of condensation.
Separate the following into physical and chemical changes :
Sublimation of a solid, Decomposition of water into hydrogen and oxygen by passing electric current, Formation of clouds, Making a fruit salad from raw fruits, Dissolving carbon dioxide in water
Give the main differences between physical changes and chemical changes.
Differentiate between a physical change and a chemical change with reference to – Energy change taking place during the respective change.
Give a reason why
Change of seasons is a periodic change while the change of weather is a non-periodic change.
Give a reason why – Addition of zinc nitrate to water is a physical change but, the addition of zinc to dilute nitric acid is a chemical change.
When a woolen yarn is knitted to get a sweater, the change can be classified as ____________.
Mention a few physical properties of a substance.
