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White raven [17]
2 years ago
14

How does atomic radius (size) vary on the periodic table?

Chemistry
1 answer:
igor_vitrenko [27]2 years ago
6 0
Atomic radius decreases along the period due to shielding effect 'cause of addition of electrons in the same shell

Atomic radius increases down the group, due to addition of shell at each successive steps

Hope this helps!
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URGENT!!! A solution in which there is very little solute dissolved in a solvent.
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Answer:

Is called a diluted solution

Explanation:

Having little solute makes the dissolving process in a large amount of solvent very easy to mix therefore it dilutes in the solvent

4 0
2 years ago
Answer with explanation
creativ13 [48]
The answer should be:

KOH (aq) + HCl (aq) --> KCl (aq) + H20 (l).

KOH is a base, because OH can accept a H+.
HCl is an acid because it can donate a H+.

In general, bases are : OH-, and acids are : H+.


8 0
2 years ago
4. Which class of matter is the least evenly
lys-0071 [83]

Answer:

Pure iron sulfide is homogeneous (uniform in appearance and properties), shows constant composition (a consistent ratio of iron to sulfur throughout any sample of it, large or small), consists of molecules all of one type, is no longer separable into two separate substances without another chemical reaction, and is .

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Mixtures in two or more phases are heterogeneous mixtures. ... The exception would be solutions that contain another phase of matter. For example, you can make a homogeneous solution of sugar and water, but if there are crystals in the solution, it becomes a heterogeneous mixture.

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3 years ago
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12.5% of strontium-90 would remain in a sample after three half-lives have passed. Half-life automatically means 50% of the original amount would remain.

4 0
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