1.

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

Answer»

\(\because\) 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



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