Question

How many molecules of SO₂ are present in 11.2 L at STP?

Answer 1

\(\because\) Number of molecules of SO₂ present in 22.4 L at STP = 6.022 × 10²³

^{\(\therefore\)} Number of molecules of SO₂ present in 11.2 L

At STP = \(\frac{6.022\times10^{23}\times11.2}{22.4}\)

= 3.011 x 10²³