Question

Calculate the number od molecules present in 1ml of oxygen of NTP​

Answer 1

$\large \sf \: Answer:-$

According to Avogadro number one mole of any substance contains $6.023\, \times \,{10^{23}}$atoms ions or molecules. So, the number of molecules in 1 litre of oxygen at NTP is $\dfrac{{6.023\, \times \,{{10}^{23}}}}{{22.4}}$