What would be the molar ratio of cyanic acid (HCNO)/sodium cyanate (NaCNO) buffer having a pH of 4.80 ? [K₂(HCNO) = 2.0 × 10-410.6 mol NaCNO to 1.0 mol HCNO11.6 mol NaCNO to 1.0 mol HCNO12.6 mol NaCNO to 1.0 mol HCNOO 13.6 mol NaCNO to 1.0 mol HCNONone of the above

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What would be the molar ratio of cyanic acid (HCNO)/sodium cyanate (NaCNO) buffer having a pH of 4.80 ? [K₂(HCNO) = 2.0 × 10-4 O 10.6 mol NaCNO to 1.0 mol HCNO O 11.6 mol NaCNO to 1.0 mol HCNO O 12.6 mol NaCNO to 1.0 mol HCNO O 13.6 mol NaCNO to 1.0 mol HCNO O None of the above

What would be the molar ratio of cyanic acid (HCNO)/sodium cyanate (NaCNO) buffer having a pH of 4.80 ? [K₂(HCNO) = 2.0 × 10-4 O 10.6 mol NaCNO to 1.0 mol HCNO O 11.6 mol NaCNO to 1.0 mol HCNO O 12.6 mol NaCNO to 1.0 mol HCNO O 13.6 mol NaCNO to 1.0 mol HCNO O None of the above

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter15: Acid-base Equilibria

Section: Chapter Questions

Problem 59E: Consider the titration of 100.0 mL of 0.200 M acetic acid (Ka = 1.8 105) by 0.100 M KOH. Calculate...

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

What would be the molar ratio of cyanic acid (HCNO)/sodium cyanate (NaCNO) buffer having a pH of 4.80 ? [K₂(HCNO) = 2.0 × 10-4
10.6 mol NaCNO to 1.0 mol HCNO
11.6 mol NaCNO to 1.0 mol HCNO
12.6 mol NaCNO to 1.0 mol HCNO
O 13.6 mol NaCNO to 1.0 mol HCNO
None of the above

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