What is the pH of a solution that is 0.18 M KOCN and 0.14 M HOCN...

Question

Question

What is the pH of a solution that is 0.18 M KOCN and 0.14 M HOCN (cyanic acid)? (Ka for HOCN is 3.5 x 10^-4)

pH=

science chemistry

Answer 1

Answer #1

HOCN-aid)= -14 M KOCNI= [Sat)= 0.10 M Ka = 3.5XI0 Pke=- Log ka-logsx10+ ) _&لهk[ 3.5X PH=Pk +le Taid Tacid O-18 log (3.5x16)

Answer 2

Similar Homework Help Questions

What are the equilibrium concentrations of all the solute species in a 1.1 M solution of...

What are the equilibrium concentrations of all the solute species in a 1.1 M solution of cyanic acid, HOCN? (a) [H30+], M; (b) (OH), M; (c) [HOCN), M; (d) What is the pH of the solution? For HOCN, Ka = 3.5 x 10-4. (a) M (b) M (c) M (d)
Calculate the pH of a 0.0225 M solution of NaOCN. The Ka of HOCN = 3.3x10-4.

Calculate the pH of a 0.0225 M solution of NaOCN. The Ka of HOCN = 3.3x10-4.
calculate the pH of a 0.0225 M solution of NaOCN. The Ka of HOCN=3.3x10^-4

calculate the pH of a 0.0225 M solution of NaOCN. The Ka of HOCN=3.3x10^-4

(1). The pH of a solution that is 0.2 M in HA and 0.14 M in...

(1). The pH of a solution that is 0.2 M in HA and 0.14 M in NaA is ___. Ka = 3.3 x 10-6.
The pH of a 0.14 M solution of an unknown weak acid is 5.85. Calculate the...

The pH of a 0.14 M solution of an unknown weak acid is 5.85. Calculate the Ka of the acid.
The pH of a 0.14 M solution of an unknown monoprotic acid is 5.85. Calculate the...

The pH of a 0.14 M solution of an unknown monoprotic acid is 5.85. Calculate the Ka of the acid.

Calculate the pH of a mixture that contains 0.24 M of HCNO and 0.14 M of...

Calculate the pH of a mixture that contains 0.24 M of HCNO and 0.14 M of HClO. The Ka of HCNO is 3.5×10−4, and the Ka of HClO is 4.0×10−8. pH=
What is the pH of a solution that is 0.18 M K2HPO4 and 0.059 M K3PO4?...

What is the pH of a solution that is 0.18 M K2HPO4 and 0.059 M K3PO4? Use the Acid-Base Table. Please see Buffer pH for assistance. What is the pH of a solution that is 0.18 M K2HPO4 and 0.059 M K3PO4? Use the Acid-Base Table.
please show work 11. Consider the K, values for the following acids: Cyanic acid, HOCN, 3.5...

please show work 11. Consider the K, values for the following acids: Cyanic acid, HOCN, 3.5 x 104 Formic acid, HCHO2, 1.7 x 104 Lactic acid, HC,H,O3, 1.3 x 104 Propionic acid, HC,H,02, 1.3 x 10- Benzoic acid, HC,H,02, 6.3 x 10-5 Given initially equimolar soutions of each weak acid, which solution will have the highest hydronium ion concentration once equilibrium is established? A) cyanic acid B) benzoic acid C) lactic acid D) formic acid E) propionic acid

What is the pH of a solution that contains 0.23 M benzoic acid and 0.18 M...

What is the pH of a solution that contains 0.23 M benzoic acid and 0.18 M NaC7H5O2?