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Cerrena [4.2K]
3 years ago
8

how do you tell if an element has positive or negative charge. And how do you know when the valence electrons have to be shared

or not​
Chemistry
1 answer:
Eva8 [605]3 years ago
7 0

Answer:

A normal atom has a neutral charge. When you are missing electrons it has a positive charge. When you have extra electron, you have a negative charge. I am not sure what the answer to your second question is, sorry.

Explanation:

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Answer:

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Explanation:

The potential energy of a body can be found by using the formula

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From the question we have

PE = 25 × 10 × 230 = 57,500

We have the final answer as

<h3>57,500 J</h3>

Hope this helps you

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