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ArbitrLikvidat [17]
3 years ago
15

PLZ HELP WITH THIS BOTh for 15 points and brainlest answer

Biology
1 answer:
stealth61 [152]3 years ago
3 0

these forms of an element that contain the same number of protons but different numbers of neutrons are known as isotopes of the element. electron. electrons are particles carrying a single unit of negative electricity with a mass of about 1/1800 amu, or 0.0055amu.

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