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Which contributes more to an atom's mass: electrons or protons? which contributes more to an atom's size? 1. protons; protons 2. electrons; electrons 3. electrons; pro…

Which contributes more to an atom's mass: electrons or protons? which contributes more to an atom's size? 1. protons; protons 2. electrons; electrons 3. electrons; pro…
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Which contributes more to an atom's mass: electrons or protons? which contributes more to an atom's size? 1. protons; protons 2. electrons; electrons 3. electrons; protons 4. protons; electrons?

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User Mlwacosmos
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8.8k points

1 Answer

3 votes
Protons are heavy particles. Electrons are far from a nucleus. So your choice is 4. protons; electrons.
answered
User Andrei V
by
8.2k points
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