#15.64
1) Determine the [H3O+] of a 0.200 M solution of formic acid. (express with 2 sig figs)
2) Determine pH of this solution of formic acid. (express to two decimal places)
#15.64 1) Determine the [H3O+] of a 0.200 M solution of formic acid. (express with 2...
Determine the [H3O*1 and pH of a 0.200 M formic acid (HCHO2) solution. The Ka of formic acid at 25 °C is 1.8 X 10. (1 point)
Determine the [H_3O^+] of a 0.190 M solution of formic acid Express your answer using two significant figures. Determine pH of this solution of formic acid Express your answer to two decimal places.
1.) Determine the [H3O+] of a 0.180 M solution of benzoic acid. Express your answer using two significant figures. 2.) Determine pH of this solution of benzoic acid. Express your answer to two decimal places.
Determine [H3O+][H3O+] of a 0.200 MM solution of formic acid (Ka=1.8×10−4Ka=1.8×10−4).
1. For the strong acid solution 0.0098 M HClO4, determine [H3O+] and [OH−]. Express your answers using two significant figures. Enter your answers numerically separated by a comma. For this solution determine pH. 2. For the strong acid solution 7.5×10−3 M HBr, determine [H3O+] and [OH−]. For this solution determine pH. 3. For the strong acid solution 3.77×10−4 M HI, determine [H3O+] and [OH−]. 4. For this solution determine pH. For the strong acid solution 0.0978 M HNO3, determine [H3O+]...
Determine the [H3O+] of a 0.220 M solution of formic acid (Ka=1.8×10−4).
A 0.10 M solution of a weak acid, “HA”, has a pH of 5.20. Calculate [H3O+]. Keep 2 sig figs in your answer.
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
A 260.0 mL buffer solution is 0.200 M in acetic acid and 0.200 M in sodium acetate (For all answers express them using two decimal places) A) What is the initial pH of this solution B) What is the pH after addition of 0.0150 mol of HCl C) What is the pH after addition of 0.0150 mol of NaOH
1) Find the pH of 0.200 M HF acid solution 2) Find the pH of a and [H3O+] of 0.100 M benzoic acid solution Explain how you got answer!