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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b Rutherford created the atomic nucleus and discovered the electrons positive charge In 191...View the full answer
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Related Book For
Chemistry
ISBN: 9781305957404
10th Edition
Authors: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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