The boiling point of water is higher than that of HF because the hydrogen bond energy of Ho is higher than that of HF 参考答案:错 点击查看答案&解析
The abnormally high boiling point of HF as compared to HCl is primarily due to intermolecular forces of attraction called A. network bonds; B. electrovalent forces; C. van der Waals forces; D. hydrogen bonds 相关知识点: 试题来源: 解析 D ...
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What is the boiling point of HF? What is the boiling point hexane? What property of water results from its high boiling point? Predict how the melting point of pentane would compare to the melting point of octane. What is the boiling point of methane?
The boiling point of water is higher than that of HF because the hydrogen bond energy of Ho is higher than that of HF.() A. 正确 B. 错误 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 参考答案: A 复制 纠错 举一反三 伽马光子的穿透能力很...
SORPTION IS CARRIED OUT IN STAGES 1 TO N2 BY ACTION OF HF-GAS INERTS OF INCREASING CONCENTRATION AT A TEMPERATURE HIGHER THAN THE BOILING POINT OF HF. THEN DESORPTION IS CARRIED OUT OF STAGES N2 1 A N BY TREATMENT WITH HF-GAS INERTED MIXTURES HOTS OF DECREASING CONCENTRATION. THE N ...
What is the boiling point of sulfolene?Phase Changes:Solid, liquid, and gas are the three main phases of matter. When a solid melts, it form a liquid. The temperature where the liquid begins to melt is called the melting point. When a liquid transitions to a gas, it boils and forms ...
Although nearly 100% sulfuric acid can be made, this loses SO3 at the boiling point to produce 98.3% acid. The 98% grade is more stable in storage, and is the usual form of what is described as concentrated sulfuric acid. Other concentrations are used for different purposes. Some common ...
Which has the highest boiling point, Cl2 or HF? Factors Affecting Boiling Point:Boiling point is a physical property that refers to the temperature at which the pressure of the gas molecules above the liquid is equal to the vapor pressure. It is highly affected by the strength of ...
(see Example 1c). The temperature for the beginning of the pyrohydrolytic decomposition of the complex fluoroacids may, of course, be advantageously lowered by working under reduced pressure in the vacuum evaporator. In doing so, the boiling point of the released hydrofluoric acid is noticeably ...