Government imposes taxes to run the machinery of the state. Taxes serve as the main source of income for the government revenue.

1st Schedule of the constitution of India has to be amended to provide for the formation of a new State. Articles 2, 3 and 4 enable parliament by law admit a new state, increase, decrease the area of any state.

A sentence whose meaning is unclear is called as Ambiguous.

The solubility of a gas in a liquid is directly and inversely proportional to pressure and temperature respectively.

In a concentrated solution there is a large amount of solute.

The number of protons in an isotope or an atom gives its atomic number whereas the number of protons and neutrons gives its mass number.

The principal quantum number is the property of an electron which determines the energy of electron and the distance of electron from the nucleus of an atom.