What is the pH of a 1.48M solution of citric acid? Ka1 = 7.4 x 10-4 Ka2 = 1.7 x 10-5 Ka3 = 4.0 x 10-7
What is the pH of a 1.48M solution of citric acid? Ka1 = 7.4 x 10-4...
Calculate the pH and the equilibrium concentrations of H2C6H5O7-, HC6H5O72- and C6H5O73- in a 0.1840 M aqueous citric acid solution. For H3C6H5O7, Ka1 = 7.4×10-3, Ka2 = 1.7×10-5, and Ka3 = 4.0×10-7 pH = [H2C6H5O7-] = __M [HC6H5O72-] =__ M [C6H5O73-] = __M
What is the pH of a 0.148 M solution of sulfurous acid? (Ka1 = 1.7 x 10-2 and Ka2 = 6.2 x 10-8).
What is the pH of a 1.13M solution of ascorbic acid? Ka1 = 8.0 x 10-5 Ka2 = 1.6 x 10-12
A triprotic acid, H3A has the following Kas: Ka1 = 4.22 x 10-4 , Ka2 = 7.51 x 10-8 and Ka3 = 7.51 x 10-15. What is the Kb of H2A-? QUESTION 5 1 points Save Answer A triprotic acid, H3A has the following Kas: Ka1 = 4.22 x 10-4, Ka2 = 7.51 x 10-8 and Ka3 = 7.51 x 10-15. What is the Kb of H2A?
Phosphoric acid has three protons that can ionize. The Kas are as follows: Ka1 = 6.9 x 10-3 Ka2 = 6.4 x 10-8 Ka3 = 4.8 x 10-11 Which of these constants would you use to calculate the pH of a 0.1 M solution of H3PO4? A. Ka1, Ka2, and Ka3 B. Ka1, and Ka2 C. Ka1 only D. Ka2, and Ka3 E. Ka1, and Ka3
Calculate the pH of a 0.100M solution of arsenic acid, H3AsO4. Triprotic Acids Formula M.W. g/mol Ka1 pKa1 Ka2 pKa2 Ka3 pKa3 Arsenic H3AsO4 141.94 5.5*10–3 2.26 1.7*10–7 6.77 5.1*10–12 11.29
Question 58 of 68 A diprotic acid, H2A, has Ka1 = 3.4 x 10-4 and Ka2 = 6.7 * 10 9. What is the pH of a 0.24 M solution of H2A? 4 7 5 8 6 9 + +/- 0 x 100
When you squeeze lemon juice or lime juice on an avocado to keep it from turning brown you are using the preservative power of citric acid. Citric acid, H3C6H507, is a polyprotic acid, which is widely used a preservative as well as a flavoring agent. Kal = 7.4 x 10-4, Ka2 = 1.7 x 10-5, and Ka3 = 4.0 x 10-7 In a 0.200 M solution of NaH2C6H507 (sodium dihydrogen citrate), what is your primary citrate containing species in solution?...
Carbonic acid, H2CO3 is a diprotic acid with Ka1 = 4.3 x 10-7 and Ka2 = 5.6 x 10-11. What is the pH of a 0.47 M solution of carbonic acid?
Consider a triprotic acid, H3A, with the following Ka’s: Ka1 = 2.4 x 10-3, Ka2 = 3.5 x 10-7, Ka3 = 1.6 x 10-11. What is the Kb3 value?