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makvit [3.9K]
2 years ago
15

A buffer solution is prepared by dissolving equal amounts of ascorbic acid and sodium ascorbate, the conjugate base, in water. T

he addition of a small amount of HCl to this buffer solutioncauses the pH to decrease slightly. The pH does not decrease drastically because the HCl reacts with the _________ present in the buffer solution.
a) Ascorbic acid
b) Ascorbate ion
c) OH-
d) H+
Chemistry
1 answer:
Gnom [1K]2 years ago
8 0

THANKS

\color{pink} \rule{500pt}{100000000pt}

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<h3>What is electrode potential?</h3>

The electrode potential is the electromotive force of a galvanic cell built using a standard reference electrode and another electrode whose potential is to be found.

There are two types of electrode potential

Oxidation potential - The potential associated with oxidation reaction is known as oxidation potential

Reduction potential - The potential associated with reduction reaction is known as reduction potential

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At the cathode, reduction occurs

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Thus, The standard potential for the given galvanic cell is 0.477 V

Learn more about electrode potential:

brainly.com/question/17362810

#SPJ4

Disclaimer: The question was given incomplete on the portal. Here is the complete question

Question: What is the standard potential, E∘cell, for this galvanic cell? Use the given standard reduction potentials in your calculation as appropriate.

Sn^{2+}(aq)+2e^-\rightarrow Sn(s), E°red=−0.140 V

Cu^{2+}(aq)+2e^-\rightarrow Cu(s), E°red=+0.337 V

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Explanation:

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