According to Dalton's atomic theory,atoms of an element are

Statement $1$: Creation or destruction of atoms is not possible.
Statement $2$: Under identical conditions of temperature and pressure,the number of atoms/molecules in a given volume of gas is not the same.

Complete combustion of $0.66 \ g$ of a hydrocarbon gives $1.32 \ g$ of $CO_2$ and $2.7 \ g$ of water. The results of the given data follow the law of ...

Zinc sulfate crystals contain $22.65\%$ of zinc and $43.9\%$ of water. If it follows the law of definite proportions,how many grams of $Zn$ are required to obtain $20 \, g$ of crystals?

Carbon and oxygen combine to form two oxides,carbon monoxide and carbon dioxide,in which the ratio of the weights of carbon and oxygen is respectively $12 : 16$ and $12 : 32$. These figures illustrate the:

Which of the following pairs of compounds illustrates the law of multiple proportions?