Which of the following is physical change?
...Which of the following is physical change?
Burning kerosene
Freezing ice cream
Exposing white phosphorus
Dissolving calcium in water
Correct answer is B
No explanation has been provided for this answer.
How many faradays of electricity are required to liberate 9g aluminium? (AI = 27) ...
Which of the following solids has a network structure? ...
Which of the following statements is not a postulate of the kinetic theory of gases? ...
Isoelectronic species have the same number of ...
Which of the following molecules has two other positional isomers? ...