Which postulate of Dalton's atomic theory can explain the law of definite proportions?

Which postulate of Dalton's atomic theory is the result of the law of conservation of mass?

Explain why wave theory can't explain photoelectric effect.

Can you explain 'evaporation' on the basis of the kinetic theory?

The sparkle of a diamond can be explained by which phenomenon of light?

Which of the following gas mixture does not obey Daltons law of Partial Pressure at room temperature?

Which two of the following gases at laboratory temperature do not follow Dalton’s law of partial pressure on mixing? N_2,NH_3,He, HCl, O_2 .

Conversion of heat into electrical energy can be achieved by Accroding to newton's law of cooling (provided the difference of temperature is small ), the rate of loss of heat is proportional to

State modern periodic law. What do you understand by first ionization potential? "The first ionization energy of nitrogen atom is greater than that of oxygen atom" Explain