Diethyl ether (CH3CH2OCHCH3) was one of the first chemicals used as an anesthetic. At 34.6°C, diethyl ether has a vapor pressure of 760. torr, and at 19.4°C, it has a vapor pressure of 428 torr. What is the ΔH of vaporization for diethyl ether?

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Q: 0.700 moles of an unknown solid is placed into water to make 150.0 mL of solution. The solution's…

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