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A certain weak acid is 10% dissociated in 1.0mol·L-1 solution.In 0.10mol·L-1 solution,the percentage of dissociation would be()。 A. greater than10 B. 10 C. less than10 D. zero 相关知识点: 试题来源: 解析 A.greater than10 ...
结果1 题目 Question. A 0.1 molal aqueous solution of a weak acid is 30% ionized. If Kf for water is 1.86C/m, the freezing point of the solution will be a)0.18 C|b|-0.5△^⋅ c)0.36 C\(d_i-0.2^4⊂ 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
In Equation (3), when lithium acetate is dissolved in water, the acetate ions [CH3COO−] separate from the lithium ions [Li+] and react with water molecules to form acetic acid and hydroxide ions [OH−]. Citric acid is a weak organic acid that dissolves in water to produce hydrogen...
Classify the compound given as a strong acid, weak acid, strong base, or weak base. Ca(OH)_2. Is HNO2 classified as a strong acid, weak acid, strong base, or weak base? Explain. Is HBr classified as a strong acid, weak acid, strong base, or...
With the increasing interest in health and nutrition for longevity of life and more performance ability, the idea of health foods and nutrients has attracted more research and studies. Omega-3 fatty acid docosahexaenoic acid (DHA) is a nutrient molecule
Which of the following is a weak acid? a. HF b. HCl c. HI d. HBr Acids: Acids are usually defined by its sour taste, or how it changes blue litmus paper to red. On the pH scale, anything below 7.0 is considered acidic. Common definitions of acids include Arrheniu...
A buffer solution is made using a weak acid, HA, with a pK{eq}_a{/eq} of 4. If the ratio of A{eq}^-{/eq} to HA is 0.001, what is the pH of the buffer? Henderson-Hasselbach Equation: The Henderson-Hasselbach equation is ...
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