1.

The degree of dissociation (alpha) of a weak electrolyte A_x B_y is related to Van't Hoff factor (i) by the expression

Answer»

`ALPHA=(i-1)/((x+y-1))`
`alpha=(i-1)/(x+y+1)`
`alpha=(x+y-1)/(i-1)`
`alpha=(x+y+1)/(i-1)`

ANSWER :A


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