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Alex17521 [72]
3 years ago
5

Why should we practice the local methods of separation? ​

Chemistry
1 answer:
Triss [41]3 years ago
5 0

Answer:

To obtain a desired component from the mixture

Explanation:

It is also important to be able to separate mixtures to be able to better understand how each component contributes to the properties, chemical and physical, of the resulting mixture.

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The value of Δ for the [CrF6]^3- complex is 182 kJ/mol.Calculate the expected wavelength of the absorption corresponding to prom
anastassius [24]

Answer:

6.63*10-7 m

Explanation:

The energy of one mole of the compound is obtained by dividing by the Avogadro number. Then the wavelength is obtained from

E= hc/wavelength as shown in the question.

8 0
4 years ago
What statements are always true about limiting reactants?
alisha [4.7K]

Answer:

5.The limiting reactant is completely used up in the reaction

Explanation:

The limiting reactant is completely used up in the reaction is the correct answer because a limiting reactant is a reactant in chemical reaction that is completely consumed or used up in the chemical reaction. Limiting reactant when it is completely used up limits the amount of products that will be formed. The reaction will be halted or will stop when the limiting reactant is totally used up.

7 0
3 years ago
There are some cells that do not have DNA. <br> O True<br> O false
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false

Explanation:

8 0
3 years ago
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An atom has an average atomic mass of about 63.5 amu. What is the chemical symbol for the atom? Consult the periodic table.
bearhunter [10]
An atom has an average atomic mass of about 63.5 amu. 
<span>
1 amu is equal to 1 gram per mole

so 63.5 amu is just equal to 63.5 grams per mole or 63.5 g/mol
the answer is Cu or copper.
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4 0
4 years ago
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What inert (noble) gas structure do hydrogen and carbon atoms have in sodium chloride?
vampirchik [111]
The answer above is correct (I took a test on this)
7 0
3 years ago
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