The correct reaction between elevation of boiling point and molar of solute is
A. `M_(2) = (K_(b).W_(2))/(DeltaT_(b).W_(1))`
B. `M_(2) = (K_(b). W_(1))/(DeltaT_(b). W_(2))`
C. `M_(2) = (DeltaT_(b). K_(b))/(W_(1).W_(2))`
D. `M_(2) = (DeltaT_(b). W_(1))/(K_(b). W_(2))`

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Correct Answer - A
`DeltaT_(b) = (K_(b) xx W_(2))/(W_(1) xx M_(2))`
Hence, `M_(2) = (K_(b) xx W_(2))/(DeltaT_(b) xx W_(1))`

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