For which of the following pair, the heat of mixing, , is approximately zero? — Solutions and Colligative Properties Chemistry Question
Question
For which of the following pair, the heat of mixing, $\Delta H_{\text{mix}}$, is approximately zero?
Answer: C
💡 Solution & Explanation
Ideal solutions have $\Delta H_{\text{mix}} \approx 0$. Ethanol and methanol structurally resemble each other closely and form an ideal solution. Therefore, correct answer is C.
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