Calculate the PH of a Buffer Solution Prepared by Dissolving

question 118

Multiple Choice

Calculate the pH of a buffer solution prepared by dissolving 0.20 mole of cyanic acid (HCNO) and 0.80 mole of sodium cyanate (NaCNO) in enough water to make 1.0 liter of solution.[K_a(HCNO) = 2.0 * 10^-4]

• A) 0.97
• B) 3.10
• C) 4.40
• D) 3.70
• E) 4.30

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Definitions:

Total Process Simplification

The systematic reduction of complexity in business processes with the aim of improving efficiency, effectiveness, and flexibility.

Level Schedules

Scheduling products so that each day’s production meets the demand for that day.

Small Batches

The production strategy involving the manufacture of small quantities of items to reduce costs and increase efficiency in response to specific demands.

Large Batches

Production method where goods are manufactured in significantly large quantities at once, often leading to economies of scale but increased inventory.