check (x) the aqueous solution ions and/or salts that will produce a solution with a pH > 7
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check (x) the aqueous solution ions and/or salts that will produce a solution with a pH...
identify the aqueous ions and or salt that will produce a solution with a ph>7 No2-, Sr^2+, (NH4)2CO3, KI, AgBr. Explain The pH of a 0.250M NH4CL solution is ____ The Kb for NH3=1.8x1-^-5. what is the % ionization? Rank the following term of increase Ka (1 lowest, 5 highest) ____HBrO ______HBrO2 _____HBrO3 ____HBrO4 ____HBr Which acids will produce the higest [H3O+] ___H2O ____H2S ____H2Se ___H2Te
pelase help 5. (8 points) Calculate the pH of each of the following aqueous solutions at 25 C 0.65 M boric acid (B(OH), K,-7.3 x 10") a. 3.15 M ammonia (NH, K.- 1.76 x 10) b. c. 0.82 M benzoic acid (CaH,COOH, K.-6.3 x 10) 0.100 M HASO4 (K,-2.5 x 10, Ke 5.6 x 10, K-3.0 x 10) d. (2 points) Determine whether each of the following salts are acidic, basic, or neutral. 6. a. Na SO b. CH NH...
17 1 point Which of the following salts will form an aqueous solution with pH=7? O Naf O Nal O Nacio O NaCH3Coo Na2SO3
alculate the pH of a 0.543 M NH, solution. NH, has a Ky = 1.8 x 10 pH = Each value represents a different aqueous solution at 25 °C. Classify each solution as acidic, basic, or neutral. Acidic Basic Neutral 0 pH = 4.59 pH=9.54 (H+) = 10x 10-7 pOH = 11.67 pOH = 4.94 (H+) - 3.7x 10-2 [H*) = 6.8 x 10- pOH = 7.00 [OH-] = 2.2 x 10- [OH-] = 5,5 x 10" Answer Bank Vhat...
1. Which one of the following salts forms aqueous solutions with pH = 7? (Circle the correct answer) a) FeCl3 b) KBr c) LiClO2 d) NH4NO3 e) Na2CO3 2. Calculate the pH of a 0.150M solution of sodium acetate (NaC2H302) at 25°C. (Ka for acetic acid HC2H302 is 1.8 x 10-5)
Which of the following salts forms an aqueous solution with pH < 7? Please list each reaction and why it's wrong or correct. Also please write neatly, I've had a difficult time understanding the writing in some of the written solutions. I would prefer if this is typed up. 1. Na2S 2. NaCl 3. NaOH 4. NH4Cl 5. NH4OH
Determine the concentration of OH ions in an aqueous solution where the pH = 11.17. O 6.8 10-12 M O 6.8 x 10-26 M O 2.83 M O 0.0015 M
can anyone please help me with these. Please help on 7,8 and 9. Thanks! Principles of Chemistry Lab I Montgomery College, Rockville Salts 6. What is hydrolysis? A tupe c reochon +no preakS tne pand ot a morccue wit tne usc ct woter. Complete the table below. Include states of matter. Provide the correct reaction a. salt 7. row Reactive ion Write the equation for the reaction of the ion with water (omit spectator ions). Use the correct reaction arrow....
Each value represents a different aqueous solution at 25 °C. Classify each solution as acidic, basic, or neutral. Acidic Basic Neutral pH = 2.05 pH = 12.54 [H+) = 1.0x 10-7 pOH = 12.44 pOH = 1.52 (H+) = 3.6 x 10-- pOH = 7.00 [OH-] = 7.7 x 10-1 [H+] = 3.5 x 10-13 Answer Bank What is the pH of a 6.0 x 10-8 M solution of HCl(aq) at 25 °C? Report your answer to the hundredths place....
2. HF ionizes in water to produce H.O'(aq) and F (aq) ions. 0.22 M Naf solution is added to a 0.10 M HF(aq) at 25°C. The Ka of HF is 3.5 x 10-5. (Hint: NaF is a salt. F is the common ion for the equilibrium). Calculate the pH of the solution. Show work.