atoms, compounds and isotopes Flashcards by Melissa Hopper | Brainscape

Q

what is the mass of a proton

A

1

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Q

what is the mass of a neutron

A

1

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Q

what is the mass of an electron

A

very small

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Q

what are isotopes

A

when the same element has a different number of neutrons but the same number of protons

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