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Calculate the degree of ionisation of 0....

Calculate the degree of ionisation of `0.02 M` acetic acid. `K_(a)` of acetic acid `= 1. 8 xx 10 ^(-5).`

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Degree of dissociation, `alpha = sqrt (( K _(a))/( C)) = sqrt ((1. 8 xx 10 ^(-5))/( 0.02)) = 0.03`
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