Which of the following is(are) correct? a. 40 Ca 2 + contains 20 protons and 18 electrons.

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Which of the following is(are) correct?

a. ⁴⁰Ca²⁺ contains 20 protons and 18 electrons.

b. Rutherford created the cathode-ray tube and was the founder of the charge-to-mass ratio of an electron.

c. An electron is heavier than a proton.

d. The nucleus contains protons, neutrons, and electrons.

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Chemistry

ISBN: 9781305957404

10th Edition

Authors: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

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Question Posted: Aug 22, 2022 12:11 AM

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Which of the following is(are) correct? a. 40 Ca 2 + contains 20 protons and 18 electrons.

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b Rutherford created the atomic nucleus and discovered the electrons positive charge In 191...View the full answer

Chemistry

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