You need to produce a carbonic (H 2 CO3)/bicarbonate buffer solution that has a pH of 4.50. You already have a 0.60L solution that contains 0.20 moles of carbonic acid. How many moles of sodium bicarbonate will you need to add to this solution? What will be the new pH if 0.040 moles of sodium hydroxide are added? Ka = 4.5 × 10 −7

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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.