calculate the concentration of the CA(OH)2 and the pH of the solution of 0.001mol of Ca(OH)2 in 100ml of water at 25°C. 相关知识点: 试题来源: 解析 Without any given statistics? According to my appendice attached in my Inorganic Chemistry, the Ksp value of Ca(OH)2 should be ...
Re: tiration: Calculate concentration and pH « Reply #11 on: March 04, 2011, 08:07:10 AM » hmm.. sothis is the situation: [H_3 O]^2 + K_s* [H_3 O^+ ]- c_s* K_s = 0concentration oxonium: [ 〖H_3 O 〗^+ ]=√(K_s*c_s )=√(〖10〗^(-9.25)*0.13)=.0...
To calculate the pH of a solution made by mixing equal volumes of three solutions with pH values of 2, 4, and 6, we can follow these steps:Step 1: Determine the concentration of H⁺ ions in each solution. The concentration of
Calculate the concentration of sodium acetate needed to produce a pH of 5.0 in a solution of acetic acid(0.10 mol·L-1)at 25℃. pKa for acetic acid is 4.74 at 25℃.相关知识点: 试题来源: 解析 已知乙酸的,乙酸浓度ca=0.10mol·L-1, 由于乙酸与乙酸钠构成缓冲溶液,设乙酸钠浓度为cb。 ca/cb...
pH = 1 {H_3 O^+} = _ M c). pH = 6 {H_3 O^+} = _ M Calculate pH for each H_3O^+ concentration: a) [H_3O^+] = 1 * 10^-7 M pH = b) [H_3O^+] = 0.1 M pH = c) [H_3O^+] = 1 * 10^-12 M pH = Calcul...
题目 Calculate the hydroxide ion concentration, the percent reaction, and the pH of a 0.050 mol×L-1 solution of sodium acetate. (For acetic acid, Ka=1.74×10-5) . 相关知识点: 试题来源: 解析解:NaAc的Kb=101、.00/1.74´105、 = 5.75´101、...
pH=-log(H+). Determine the negative log of the H+ concentration using your calculator. You will arrive at the pH value of the unknown solution. If your solution is acidic, you will have a pH less than seven; if neutral, a pH equal to seven; and if basic, a pH greater than seven...
How do I calculate the concentration of a weak base from PH « on: December 03, 2019, 04:36:04 AM » Hello everyone, I have to calculate the concentration of Diethylammine (Kb 8.6 10^-4) only knowing the PH of the solution, which is 8.2How do I do it? I tried to doC= ...
Calculate the concentration of sodium acetate needed to produce a pH of 5.0 in a solution of acetic acid (0.10mol×L-1) at 25℃. pKa for acetic acid is 4.756 at 25℃. 相关知识点: 试题来源: 解析 解: pH = pKa lgca/cb lgca/cb = pKa pH = 4.756 5.0 = 0.24...
The concentration (expressed in Molarity) of the hydroxide ion was provided in the problem. It is necessary to know that we can directly calculate the pOH of the solution from the given concentration of the hydroxide ion. Then we can further calculate the pH value using the...