Aluminum chloride (AlCl3) is a Lewis acidbecause the aluminum atom has an open valence shell. ... According to Lewis, a species is an acid if it is electron deficient and accept lone pair of elections. So AlCl3 is a Lewis acid. Is na2co3 an acid or base? Na2CO3isa basic saltformed f...
NA2CO3 的水溶液 pH >7,所以说 NA2CO3 是碱。 ( ) A. 正确 B. 错误 查看完整题目与答案 [药学综合知识与技能]试题精选含答案解析Ⅶ789编 辑:__时 间:__单选题-1应用糖皮质激素引起的骨质疏松患者,宜选用 A. 雌激素或选择性雌激素受体调节剂 B. 双膦酸盐 C. 降钙素 D. 雄激素 E...
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A solution which has a pH of 7 forms a salt derived from the reaction of a strong acid with a strong base. VOTE Alan Garland Follow People are making this way too complicated. Sodium carbonate molecular formula is Na2CO3. No protons in the compound so the possibility of being an acid...
aNa2CO3, CaC2, Mg 碳酸钠, CaC2,镁[translate] aThis is to certify that Mr. Jun Wang,born on june 10,1990,having accomplished the full-time three-year specialty in Applied Chemical Technology, 这是为了证明那个先生。 6月Wang,负担在,被完成全时3年的专业的6月10,1990日在应用化工技术,[translate...
In an aqueous solution of sodium carbonate (Na2CO3), the following equilibrium occurs: CO32-(aq) + H2O(l) arrow HCO3-(aq) + OH-(aq) (a) Write the equilibrium constant (Kc) expression for the above equilibrium. (b) How would the addition of sol...
0.050 mol/L Na2CO3(aq)How do you find what has the strongest base?Identify six of the strongest bases in general chemistry.Which of the following is the strongest acid? (a) CH_3CH_2OH (b) CH_3OCH_3 (c) CH_3--NH--CH_3 (d) CH_3--C=CH (e) CH_3--CH=CH_2...
Preferably a base such as Na2CO3, K2CO3, NaHCO3, KHCO3, NaOH or KOH is used in amount 5-25% by weight of the carboxylic acid salt; the preferred reaction temperature is 60-160 DEG C. Specified salt reactants are the Na, K, NH4 and amine salts of fatty acids of less than 12 C...
was performed with Invitrogen Microbexpress kit to yield mRNA which was then fragmented by alkaline hydrolysis (2x alkaline hydrolysis buffer: 220 μL of 0.1 M NaHCO3, 30 μL of 0.1 M Na2CO3 and 1 μL of 0.5 M EDTA, samples were incubated at 95 °C for 25 minutes...
<p>To determine why sodium carbonate (Na2CO3) is classified as a basic salt, we can follow these steps:</p><p><strong>Step 1: Identify the Components of Sodium Carbonate</strong> Sodium carbonate is composed of sodium ions (Na⁺) and carbonate ions (CO