Answer to: HF is a weak acid. NH3 is a weak base. Determine if the salt NH4F is: A) An acid B)base C)An acid + a base D) Neither acid nor base...
The strength of an acid and a base is dependent on how stable the conjugate is. The more stable the conjugate is, the stronger acid or base is. For instance, the conjugate base of HCl is {eq}Cl^- {/eq}. Since {eq}Cl^- {/eq} is a stable anion, then it is...
Ammonia is a weak base, propionic acid is a weak acid 翻译结果4复制译文编辑译文朗读译文返回顶部 Ammonia is a weak alkali, and propionic acid is a weak acid 翻译结果5复制译文编辑译文朗读译文返回顶部 The ammonia water is the weak base, the propionic acid is the weak acid ...
Question 2Bromophenol blue is a weak acid (represented as BH) that acts as an acid-base indicator. In solution the following equilibrium is established.BH(aq)⇌B^-(aq)+H^+(aq) ; K_a=6.3*10^(-5)M yellow blue At low pH bromophenol blue exists mainly as the acid, BH, which is ...
18 Which statement about acids and bases is correct?C A A base is a donor of hydrogen ions. B An acid is an acceptor of protons. C A strong acid is fully ionised in aqueous solution. D A weak acid cannot be used to neutralise a strong base. 相关知识点: 试题来源: 解析 C 反...
Of the hydrogen halides, only ___ is a weak acid.A.HCl (aq)B.HBr (aq)C.HF (aq)D.HI (aq)E.They are all weak acids的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,
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Which of the following is a weak base in aqueous solution? a. RbOH b. KCl c. HBr d. Ca(OH)2 e. NH3 Which of the following solutions is the most acidic? (a) 0.2 m LiOH (b) 0.2 m HI Determine (OH-) in a base solution of 0.225 M Ba(OH)2. If the acid is ...
百度试题 题目H3BO3 is a weak ternary acid (三元酸). ( ) 相关知识点: 试题来源: 解析 × 反馈 收藏
19 Ethanoic acid is a weak acid.Hydrochloric acid is a strong acid.Which statements are correct? A1 Ethanoic acid molecules are partially dissociated into ions.2 1.0 mol/dmethanoic acid has a higher pH than 1.0 mol/dm3 hydrochloric acid.3 Ethanoic acid is always more dilute than hydrochloric...