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Nat2105 [25]
2 years ago
7

PLEASE HELP ME I DON'T UNDERSTAND PLEASE HELP THIS IS MY LAST QUESTION I WILL GIVE BRAINLIEST

Chemistry
1 answer:
wolverine [178]2 years ago
7 0

Answer:

Because they all have different characteristics and they are not just things that the scientists say. they are all different but some of them have the Same charateristics

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See explanation

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8 0
2 years ago
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Tom [10]

Answer:

The correct answer is - <u>alternating</u> and <u>direct</u>, in order.

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