The weak acid hippuric acid is 5.0% ionized at pH 2.3. What is the pKa of the hippuric acid? Why is HF a weak acid, but HCl is a strong acid? Is HCl classified as a strong acid, strong base, weak acid, or weak base? The...
Classify the compounds given below as a strong acid, weak acid, strong base, or weak base: Sr(OH)2 , HCN, HClO4, CsOH, NH3, H2SO3, HI Classify the compounds given below as a strong acid, weak acid, strong base, or weak base....
A buffer solution is described as an aqueous solution composed of a weak base and its conjugate acid, or vice versa. This is used to maintain the pH range of a solution upon the addition of small amounts of acid or b...
When appropriate air―dried unfixed slide preparations are available, virtually all cases of HCL are found to contain at least some cells with strong, granular cytoplasmic tartrateresistant acid phosphatase positivity; weak staining is of no diagnostic utility. 【...
a本实验是为了培养学生通过用NaOH溶液测定盐酸-氯化铵混合溶液中各组分的含量,掌握配制NaOH标准溶液的方法,学会用甲醛法进行弱酸的强化,掌握分步滴定的原理与条件。HCl—NH4Cl混合溶液中,HCl是强酸,可以直接滴定;NH4+(cKa 正在翻译,请等待...[translate]
Data from a prespecified pool of adult patients from 8 short-term, placebo-controlled trials of dapagliflozin coadministered with metformin immediate-or extended-release was used to evaluate safety. This pool included several add-on trials (metformin alone and in combination with a dipeptidyl peptidase...
Hydrogen chloride is a strong acid and can react with metals to produce chlorides. 15.溴化氢也是一种强酸,具有腐蚀性。 Hydrogen bromide is also a strong acid and is corrosive. 16.碘化氢是一种弱酸,但同样具有刺激性。 Hydrogen iodide is a weak acid but still has an irritating nature. 17.氢...
- Oxalic is toxic, but it produces no fumes, no smell, you can use it even inside. Unless you eat few spoonfuls or drink a liter of oxalic solution (very untasty), you are fine. Its very weak acid so no big issue with etching the skin, but because of its toxicity it's better ...
If we add a small (limiting) amount of a strong acid to this solution, then a portion of the weak base will be consumed to create more weak conjugate acid. The new solution created will have comparable molar quantities of a weak ...
Re: How to neutralize a HCl solution? « Reply #2 on: December 04, 2011, 07:37:20 PM » Briefly, if I wanted to neutralize a solution of strong acid, I would use the appropriate amount of strong base. A weak base would incompletely neutralize the acid, not work slower or gentler...