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Alex787 [66]
3 years ago
8

The solar nebula was a _____.

Chemistry
1 answer:
Zarrin [17]3 years ago
4 0

3. Rotating cloud made mostly of helium and hydrogen.


Tell me if im wrong, but im sure its correct.

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How should you prepare a buret for titration before loading it with titrant?.
pochemuha

The buret should be conditioned before loading it with the titrant.

<h3>What is a Buret?</h3>

This is defined as laboratory apparatus which is used in quantitative chemical analysis to measure the volume of a liquid or a gas.

It should be conditioned with the titrant solution to prevent dilution from occurring as a result of cleaning it with water.

Read more about Buret here brainly.com/question/16996786

6 0
2 years ago
Help pleaaaaaaaaase!!
VMariaS [17]

Answer:

Br2(l) + 2 KI(aq) → 2 KBr(aq) + I2

Explanation:

In this reaction, the solution will have a slight change in color to a different shade of Brown since Bromine and Iodine solution are both in a different shade of brown. (KI and KBr are both colorless, its the Br2 and I2 that has color)

thanks me later :)

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