Which set represents a scandium, Sc, Species?

A. 45 protons, 44 electrons, 21 neutrons

B. 24 protons, 21 electrons, 26 neutrons

C. 21 protons, 18 electrons, 24 neutrons

D. 10 protons, 10 electrons, 11 neutrons

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Bunny GreenfelderLv2

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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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