Which of the following contains the maximum number of atoms?

CHEMISTRY · Single correct · A Level · Chemistry · Amount of substance · Amount of substance

Problem

Which of the following contains the maximum number of atoms? (1) 10g of

\text{CaCO}_3

(2) 4g of hydrogen (3) 9g of

\text{NH}_4\text{NO}_3

(4) 1.8g of

\text{C}_6\text{H}_{12}\text{O}_6