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47. Which statements about subatomic particles are true? a. If an atom has an equal number of protons and electrons, it will be charge-neutral. b. Electrons are attracted to protons. c. Electrons are much lighter than neutrons. d. Protons have twice the mass of neutrons.

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Trinidad Tremblay
Trinidad TremblayLv2
4 Nov 2018
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Joey Tang
Joey Tang
Bachelor’s Degree in Chemistry from McMaster University
16 Apr 2020

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