1. Determine the number of protons, neutrons and electrons F-20 , a radioactive isotope of fluorine. 2. Rank the sub-atomic particles from least to greatest mass 3. which description most accurately describes neptium -239? a. mass number=93, atomic number=239 b. mass number =93, number of neutrons=146 c. mass number=146, atomic number=93 d. number of protons=93, number of neutrons= 146
1. Determine the number of protons, neutrons and electrons F-20 , a radioactive isotope of fluorine. 2. Rank the sub-atomic particles from least to greatest mass 3. which description most accurately describes neptium -239? a. mass number=93, atomic number=239 b. mass number =93, number of neutrons=146 c. mass number=146, atomic number=93 d. number of protons=93, number of neutrons= 146
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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