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8.99 x 10-7 M d. [Ht 1-1.89 x 10-10M fm 45 Calculate the pH corresponding to...
2. Calculate the pH of the following solutions: (a) [H3O+] = 1.4 x 10-'M (b) [OH-] = 3.5 x 10-2M (c) pOH = 10.5 3. What is the pH of a 0.10 M solution of HCIO4? (A strong acid) 4. Write the dissociation reaction and the corresponding K, expression for the following acids in water. (a) H3PO4 (b) C&H OH 5. Write the reaction and corresponding Ko expression for each of the following bases in water. (a) NH3 (b) PO4...
Calculate the pH and pOH of each of the following solutions. [H3O+]= 1.5×10−8 M [H3O+]= 1.0×10−7 M [H3O+]= 2.1×10−6 M
14. Calculate the [H,0+and the pH of each solution. a. 1 x105 M HCI c. 1 x 10-1 M H,SO, b. 5 x 103 M HC1 d. 1 105 MH,SO, 15. Calculate the (OH) and the pOH of each solution in problem 14. (-16. What is [H,O+] in each of the following solutions? a. orange juice, pH = 4.0 b. black coffee, pH = 5.0 c. pure water, pH = 7.0 d. phosphate detergent solution, pH = 9.5 e. seawater,...
Calculate the pH of each solution. A. 7.55×10−2 M HBr B. 6.28×10−3 M KOH C. 1.89×10−3 M HNO3 D. 5.54×10−4 M Sr(OH)2 E. [OH−] = 9.9×10−7 M F. [OH−] = 8.6×10−8 M G. [OH−] = 9.2×10−11 M H. [OH−] = 3.4×10−2 M
d) 1.7 x 10-4M ) 1.4 x 10' M 8. Find the pH of a 3.02 M HCL solution. a) 7.1 x 10M b ) 1.6 x 10-2M c)-0.48 M
Instructions: Determine if each solution is acidic, basic, or neutral. [H3O+] = 1 x 10-10 M; [OH-] = 1 x 10-4 M [H3O+] = 1 x 10-7 M; [OH-] = 1 x 10-7 M [H3O+] = 1 x 10-1 M; [OH-] = 1 x 10-13 M [H3O+] = 1 x 10-13 M; [OH-] = 1 x 10-1 M Instructions: Calculate [OH-] given [H3O+] in each aqueous solution and classify the solution as acidic or basic. [H3O+] = 2.6 x 10-3...
1. Calculate pH and % ionization of 0.25 M Naco (Ka (HCO2H) 1.8 x 10") 2- Calculate the pH of: a) 0.35 M HNO b) 0.15 M Sr(O)2 c) 0.08 M Ba(CIO4)2 3- Calculate the pH of 0.375 L buffer solution made of a 0.18 M Acetic acid HC2H:02(Ka 1.8x 10) and a 0.134 M Potassium acetate KC2Hs02 (do not use more than 3 digits beyond the decimal point) a) before adding anything b) after adding 0.010 mol Ba(OH)2 c)...
Calculate the pH of each of the following solutions. (a) 1.3 x 10-4 M Ba(OH)2: x 10 (Enter your answer in scientific notation.) (b) 1.7 x 10-4 M HNO3: Calculate the pH of a 0.025 M CHEN (pyridine) solution. The K, for pyridine is 1.7 x 10 9. pH =
Calculate the pH for each H+ concentration. [H+] = 1 x 10 & M pH = [H+] = 0.1 M pH = 3 [H*] = 1 x 10-13 M pH = 12 Calculate the H, 0+ concentration for each pH. pH = 10 [H,0*] = -10 pH = 3 [1,0") = -3 pH = 6 [H,0"] =
Kw 1.0 x 1014 Ks 6.6 X 10 for HF Kb 1.8 X 10 for NH 1. Calculate the [H'], [OHl, pH and pOH for 0.025 M HCl 2. Calculate the pH of 4.0 M hydrofluoric acid, HF. (over)