Pre Laboratory Assignment 1. The procedure uses a technique known as back-titration.
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Pre Laboratory Assignment


1.

The procedure uses a technique known as back-titration.

Explain the benefits of neutralizing the excess HCl, a strong acid, with a strong base such as NaOH,rather than determining the Na2CO3 directly.


2.

Calculate how much 6M HCl you will need in order to make 500 mL of a 0.1M HCl

solution.

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