How many molecules are present in one gram of hydrogen ?

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

Problem

How many molecules are present in one gram of hydrogen ? (1)

6.02 \times 10^{23}

(2)

3.01 \times 10^{23}

(3)

2.5 \times 10^{23}

(4)

1.5 \times 10^{23}