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Maurinko [17]
3 years ago
15

Considering the patterns you have noticed in this activity, which statement best explains why a compound with the molecular form

ula CH3 doesn't exist in nature?
A. Hydrogen typically needs four bonds to reach a noble gas configuration.
B. Carbon needs more than just three bonds to reach a noble gas configuration. C. The chemical CH3 does not react with other substances because of its high stability.
D. CH3 has three double bonds, which fails to give it a noble gas configuration​
Chemistry
1 answer:
AveGali [126]3 years ago
5 0

Answer:

The answer is B

Explanation:

I had the same question and I chose B and it was correct.

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<u>Answer:</u>

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<u>Explanation:</u>

Ca + 2HCl \implies CaCl_2 + H_2

According to this equation, the stoichiometric ratio between Ca and HCl for the complete reaction is 1:2.

We know that the number of moles of Ca can be calculated using the mole formula. (<em>number of moles = mass / molar mass</em>)

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We have the value of  

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