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Calculate the number of molecules in 11....

Calculate the number of molecules in 11.2 litres of `SO_(2)` gas at NTP.

Text Solution

Verified by Experts

No. Of moles of `SO_(2)=("vol. Of NTP (litres)")/("std. Molar volume (litres)")`
`=(11.2)/(22.4) = 0.5`
No. Of molecules of `SO_(2)`= no. Of moles `xx` Av. Const
`=0.5 xx 6.022 xx 10^(23)`
`=3.011 xx 10^(23)`
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