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adoni [48]
3 years ago
7

CHEMISTRY HELP!: 10 pts.

Chemistry
2 answers:
katovenus [111]3 years ago
5 0
Because of different chemical reactions between the elements<span />
Pani-rosa [81]3 years ago
5 0
Because Electrons release glow due to the kinetic power launched when returning to their commence location, the houses that have an effect on the coloration produced mild distance and extent of the electrons.
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Explain how you would find the solubility of a solute
brilliants [131]

Answer:

Solubility indicates the maximum amount of a substance that can be dissolved in a solvent at a given temperature. Such a solution is called saturated. Divide the mass of the compound by the mass of the solvent and then multiply by 100 g to calculate the solubility in g/100g .

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3 years ago
What is an organ?????????????????
Dennis_Churaev [7]
An organ is the heart, muscles, gallbladder, kidneys, lungs, and stomach and they are called internal organs. An organ is made of a collection of tissues that make a structural unit. Hope it helps!
8 0
3 years ago
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An ion of oxygen- 16 contains 8 protons and has a 2- charge. How many electrons does it have?
Verdich [7]

Answer:

i would say 10, so the anser is A.

Explanation:

because there are the same number of protons and electrons, therefore for a regular O, you are supposed to have only 8 protons, but it is charged, thus, whatever the charge is will be taken into consideration into how much the proton and electron doe it have. Thus, for this case, it has 10, because the charge is negative and you have 8 electron plus 2 = 10.

3 0
3 years ago
A 30.7 mL, 1.66 M KMnO4 solution is mixed with 16.7 mL of 0.704 M KMnO4 solution. Calculate the concentration of the final solut
motikmotik
Ma = 1.66 M

Va = 30.7 mL

Mb = 0.704 M

Vb = 16.7 mL

Using the law <span>of dilution :
</span>
Mf = Ma x Va + Mb x Vb / Va + Vb

Mf = 1.66 x 30.7 +  0.704 x 16.7 / 30.7 + 16.7

Mf = 50.962 + 11.7568 / 47.4

Mf = 62.7188 / 47.4

Mf = 1.323 M

hope this helps!

6 0
3 years ago
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GalinKa [24]
1= D
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3 years ago
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