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wel
3 years ago
13

Please help y’all I don’t understand

Chemistry
2 answers:
mixas84 [53]3 years ago
4 0
Answer: c
When following the octet rule the valence electrons try to lose outside electron to become more stable
faltersainse [42]3 years ago
3 0

Answer:

the third one

Explanation:

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Bromine


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Be sure to answer all parts.
Llana [10]

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What evidence do you see that a chemical reaction is taking place when you add hydrogen peroxide to potassium ioxide??
Yuri [45]

Answer:

Bubbling/Foaming

Heat is produced

Explanation:

A chemical reaction has occurred if

1. There is a change in colour

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3. Formation of a gas

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5. Change of smell

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The beaker/test tube/whatever you used should also become warm because it is an exothermic reaction. This means its a chemical reaction

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