What are the components of the buffer solution when 0.20 mol H3PO4 is mixed with 0.30 mol of the base?     H2PO4-2 = HPO4-2     H2PO4-1 only     H3PO4 < H2PO4-1     H2PO4-1 > HPO4-2

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A: the answer is shown below.  

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A: Carbohydrates chemistry:

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A: The correct answer to the question is given below

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A:

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A: solution shownbelow.  

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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.