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sammy [17]
3 years ago
10

What volume of 0.75M KCl is needed to make 40.0mL of 0.500M solution? (10 Points)​

Chemistry
1 answer:
AlexFokin [52]3 years ago
5 0

Answer:

100mg

Explanation:

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Each liter of air has a mass of 1.80 grams. How many liters of air are contained in
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4 years ago
Convert 565,900 seconds into days
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There are 60 seconds in one minute

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157.9144 hours / 24 hours = 6.5498 days.

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4 years ago
The electronic configuration of an element is given below.
Shalnov [3]

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It is reactive because it has to gain an electron to have a full outermost energy level.

Explanation:

The electron configuration of oxygen is 1s2,2s2 2p4.

Oxygen is in group six in the periodic table so it has six electrons in its valence shell. This means that it needs to gain two electrons to obey the octet rule and have a full outer shell of electrons (eight).  

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2 years ago
The neutrons within the nucleus of an atom have what charge?
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the answer is D.

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your welcome :)

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3 years ago
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~Jurgen 
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3 years ago
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