A.NH3 、 NH2- B.H3O+ 、H2O C.OH- 、O2- D.NaOH 、Na+ 你可能感兴趣的试题 点击查看答案 单项选择题 西周众多的诸侯,是通过下面的什么制度产生的() A、奴隶制 B、世袭制 C、分封制 D、禅让制 点击查看答案 点击查看答案 点击查看答案 点击查看答案...
Conjugate Acid and Conjugate BaseAccording to Bronsted-Lowry definition for acids and bases, an acid is a proton {eq}H^+{/eq} donor and a base is a proton acceptor. The conjugate base of an acid is the species that results when an acid loses a proton, while the conjugate acid of a ...
Which one of the following pairs is a conjugate acid-base pair? A. H_2O, O^- B. H_3O^+, OH^- C. H_2CO_3, CO^2-_3 D. HCl, Cl E. H_2CO_3, HCO Which of the following does not constitute a conjugate acid/base...
Which is not a conjugate acid/base pair ? AH2CO3andCO2−3 BHSO−and4SO2−4 CH2PO−4andHPO2−4 DH3O+andH2OSubmit Question 3 - Select One Which of the following is a conjugated acid - base pair? AHCl,NaOH BNH4Cl,NH4OH CH2SO4,HSO−4 DKCN,HCNSubmitWhich...
The pKa of acid is 5.The pH of a solution containing acid X and its conjugate base is 6.What is the ratio of the concent 相关知识点: 试题来源: 解析 酸度值为5.包含这个酸和它的共轭碱的溶液的pH是6.那共轭碱的浓度和酸的浓度的比值是多少?(共轭碱:酸) ...
• Conjugate pair of H3PO4 • Acidity or Basicity of H3PO4 So, is H3PO4 an acid or base?H3PO4 is a weak acid because it does not dissociate completely in its aqueous solution or water. The strength of acidity of the compound depends on the number of hydrogen ions in the solu...
awhat was the inv for 什么是inv为 [translate] athe conjugate base of a carboxylic acid is called carboxylate ion 使一种羧基的酸的基础成对称为羧酸盐离子 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译 葡萄牙语翻译 意大利语翻译 荷兰语翻译 瑞典语翻译 ...
1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide HCl is Commonly known as EDAC, EDC or EDCI, this carbodiimide HCl salt is used as a coupling reagent in the synthesis of amides and carboxylic esters. EDAC is highly soluble in water.
Hydrofluoric acid is a much stronger acid when it is concentrated than when it is diluted. As the concentration of hydrofluoric acid approaches 100 percent, it's acidity increases because of homoassociation, where a base and conjugate acid form a bond: ...
Citric acid and conjugate bases thereof are useful for stabilizing stabilized chlorine dioxide in the presence of therapeutically active agents and excipients in a composition. Ophthalmic compositions and methods related thereto are also disclosed herein.ロバートティライオンズ...