Which is a disadvantage of using chemical indicators? they are expensive to use. they measure ph directly. they must be selected for a narrow ph range. they do not use electricity to operate.

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01-04-2022
Chemistry

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Which is a disadvantage of using chemical indicators? they are expensive to use. they measure ph directly. they must be selected for a narrow ph range. they do not use electricity to operate.

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Aliasger2709idn Aliasger2709idn · Answer 1 · 2022-04-07T03:30:09-04:00

Chemical indicators are the chemical reagents that show the change in reaction by changing color. Chemical indicators must be chosen with a narrow pH range.

What are indicators?

Indicators are the solutions or the substances used for the qualitative and the quantitative measurement by a change in color because of the absence or the presence of the sample concentration.

The chemical indicators cannot detect the exact pH and should be used with a narrow range of pH.

Therefore, option C. the narrow range of pH is the disadvantage of chemical indicators.

Learn more about chemical indicators here:

https://brainly.com/question/15114406

Schweinhartchristianidn Schweinhartchristianidn · Answer 2 · 2022-05-09T10:26:24-04:00

Schweinhartchristianidn Schweinhartchristianidn

09-05-2022

Answer:

C (They must be selected for a narrow ph range.

Explanation:

Edg 2022

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Sagot :

What are indicators?

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