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inna [77]
2 years ago
6

PLS HELP!

Chemistry
1 answer:
Nadya [2.5K]2 years ago
6 0

Question 1

Fe(III) forms a chelate complex with salicylic acid which has purple color. therefore, when a solution is made either with salicylic acid or with aspirin having trae amount of salicylic acid in it, we see color formation in solution due to the resulting complex formed.

Question 2

The Fe(III) itself absorbs some light and gives an absorbance value for the solution. Therefore, it is necessary to blank the spectrophotometer with a Fe(III) solution prior to measurement of test solutions.

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Answer:

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Stalactites and stalagmites form as ________ precipitates out of the water evaporating in underground caves.
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Stalactites and stalagmites form as ________ precipitates out of the water evaporating in underground caves.

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hydrochloric acid

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Answer:

calcium carbonate

Explanation:

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solong [7]

Answer:

I think it's

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