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Which of the following holds good for a solution obeying Raoult's law (i.e., an ideal solution) (where, ΔH = heat of mixing, and ΔV = volume change on mixing )?

ΔH = 1 (+ ve)and Δ V = -ve
ΔH = 0
ΔV = 0
both (b) and (c)

Correct Answer: both (b) and (c)

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