please help 3. calculate the pH of a 025 solution of bantum hydroende 3. Calculate the...
please help with this hw ?! Answer the Q. In the spaces below. Use the back of the page if necessary. 1. Give the conjugate bases for the following Bronsted-Lowry acids: a) H2SO4 b) HNO; c) H20 d) OH e) H3PO4 Ans. a). 2. Give the conjugate acids for the following Bronsted-Lowry bases: a) CO32- b) HPO42. c) H2PO4 d)NH2 e) NH3 Ans. a) b) 3. Calculate the pH of a 0.025 M solution of barium hydroxide. 4. Show how...
CHM 202F19 HW 9B Name Answer the q. in the spaces below. Use the back of the page if necessary. 1. Give the conjugate bases for the following Bronsted-Lowry acids: a) H2SO4 b) HNO; CHO DOH e) HPO4 Ansa) b) c) d) 2. Give the conjugate acids for the following Bronsted-Lowry bases: a) 0,2 b) HPO4? c) H2PO4 d) NH) e) NH3 Ans. a) _ d) e) 3. Calculate the pH of a 0.025 M solution of barium hydroxide. 4....
CHM 202F19 HW 9B Name Answer the Q. in the spaces below. Use the back of the page if necessary. 1. Give the conjugate bases for the following Bronsted-Lowry acids: a) H2SO4 b) HNO3 c) H20 d) OH e) H3PO. Ans. a) 2. Give the conjugate acids for the following Bronsted-Lowry bases: a) CO32 b) HPO 2 c) H2PO. d)NH2 e) NH3 Ans. a) b) _ 3. Calculate the pH of a 0.025 M solution of barium hydroxide. 4. Show...
3. Calculate the pH of a solution that contains 0.250 M HCOOH (formic acid) and 0.100 M NaCOOH (sodium formate). Given Ka = 1.8 x 10 - 4 for HCOOH. Please include the ICE table.
Calculate the pH of a 0.0140 M aqueous solution of formic acid (HCOOH, Ka = 1.8×10-4). pH =
1. What is the pOH of an aqueous solution of 0.171 M hydrobromic acid? pOH = 2. What is the pH of an aqueous solution of 1.77×10-2 M nitric acid? pH = 3. What is the pOH of an aqueous solution of 3.08×10-2 M potassium hydroxide? pOH = 4. What is the pH of an aqueous solution of 3.08×10-2 M potassium hydroxide? pH = 5. Calculate the pH of a 0.409 M aqueous solution of nitrous acid (HNO2, Ka =...
Calculate the pH of a 0.065 M formic acid (HCOOH) solution. Formic acid is a weak acid with Ka = 1.8 × 10–4 at 25°C. 2.48 is WRONG answer!!!!!! Write your answer to two decimal places. Calculate the pH of a 0.065 M formic acid (HCOOH) solution. Formic acid is a weak acid with 1.8x 10at 25°C. pH 2.48
please help with these questions ! 2. Show how methylamine, CH,NH2 dissociates in solution and calculate the pH of a 0.25 M aqueous solution of the substance. Kb for CH,NH, is 1.8 x 10-4 3. Write a balanced equation to show how the following ions hydrolyze in water and write the acid or base dissociation constant for each: b) Al3 d0 HCO a) CN CH,СО, c) CO22 d)
Calculate the pH of a solution containing formic acid, 0.50 M HCOOH, and sodium format, 0.35 M NaCOOH (Ka (HCOOH) = 1.8 x 10-4)
Calculate the pH of a solution made by adding 48.0 g of sodium formate, NaHCOO, to 100. mL of 0.21 M formic acid, HCOOH. Hint what kind of solution is made? The Ka for HCOOH is 1.8 x 10-4 M. As usual, report pH to 2 decimal places.