Questions from General Chemistry

Q: Calculate a numerical value for the equilibrium constant for the reaction

Calculate a numerical value for the equilibrium constant for the reaction

Q: For pH values of 2.00, 6.00,

For pH values of 2.00, 6.00, and 10.00, calculate the alpha values for each species in an aqueous solution of a. Phthalic acid. b. Tartaric acid. c. Citric acid. d. Periodic acid. e. Phosphorous...

Q: Derive equations that define a0, a1, a2, and a3

Derive equations that define a0, a1, a2, and a3 for the acid H3AsO4.

Q: Calculate the p-value for each of the listed ions in

Calculate the p-value for each of the listed ions in the following: a. Na1, Cl2, and OH2 in a solution that is 0.0635 M in NaCl and 0.0403 M in NaOH. b. Ba2+, Mn2+, and Cl2 in a solution that is 4.65...

Q: Calculate alpha values for the following diprotic acids every 0.5

Calculate alpha values for the following diprotic acids every 0.5 pH units from pH 0.0 to 10.0. Plot the distribution diagram for each of the acids, and label the curve for each species. a. Phthalic...

Q: Calculate alpha values for the following triprotic acids every 0.5

Calculate alpha values for the following triprotic acids every 0.5 pH units from pH 0.0 to 14.0. Plot the distribution diagram for each of the acids, and label the curve for each species. a. Citric a...

Q: Find the number of Na+ ions in 2.75

Find the number of Na+ ions in 2.75 g of Na3PO4?

Q: As its name implies, NaHA is an “acid salt”

As its name implies, NaHA is an “acid salt” because it has a proton available to donate to a base. Briefly explain why a pH calculation for a solution of NaHA differs from that for a weak acid of the...

Q: Explain the origin and significance of each of the terms on the

Explain the origin and significance of each of the terms on the right side of Equation 13-12. Does the equation make intuitive sense? Why or why not?

Q: Find the number of millimoles of solute in a. 2

Find the number of millimoles of solute in a. 2.00 L of 0.0449 M KMnO4. b. 750 mL of 5.35 × 10-3 M KSCN. c. 3.50 L of a solution that contains 6.23 ppm of CuSO4. d. 250 mL of 0.414 mM KCl.