Calculate the pH of a buffer formed by mixing 85.0 mL of 0.130 M lactic acid, HC3H5O3, with 95.0 mL of a 0.150 M solution of sodium lactate, NaC3H503. The Ka of lactic acid is 1.40 x 10-4.

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Q: CN CN

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A: 1750 cm-1 indicates the presence of Carbonyl functional group.

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A: The explanation is given below-

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Q: Use the References to access important values if needed for this question. A sample of nitrogen gas…

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Q: I) H H III) H Н' I H ΩΘ H H H H H II) IV) H H H H H C H H H H H

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A: Correct option -->  (c) - Pico meter scale

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A: To label the components of silver -silver chloride reference electrode :

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.