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Vlad1618 [11]
3 years ago
5

What is the percent of carbon in carbonate?

Chemistry
1 answer:
Sedaia [141]3 years ago
3 0

Answer:

The percentage of carbon in a 55 % pure sample of carbon carbonate is. (Ca=40, C=12, O=16)

Explanation:

Hope this helps!!!!!!!!!!

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Answer: medium level profession can be defined as some one who has moved past entry level but isn't nearing the end . whereas high level profession means a person has moved past entry level and also has reached the end.

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2 years ago
Fluorite is..
denpristay [2]

Fluorite is harder than gypsum but softer than apatite. Thus, the correct option is B.

<h3>What is the hardness of any element?</h3>

The hardness of any element may be defined as the capability of a material to oppose the process of deformation and remains in actual shape precisely.  

According to the table of hardness scales by Mohs, the increasing order of given hardness of given elements is as follows:

Gypsum < Fluorite < Apatite.

Therefore, Fluorite is harder than gypsum but softer than apatite. Thus, the correct option is B.

To learn more about the Hardness of elements, refer to the link:

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1 year ago
Which of the following is NOT true?
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B, hope this helps :)
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Answer:

63.546

Explanation:

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What must happen in a chemical reaction?
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