An atom of sodium-23 (Na-23) has a net charge of +1. Identify the number of protons, neutrons, and electrons in the atom. Then, explain how you determined the number of each type of particle. Use the periodic table to help you.
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amu
11.01
Using the information in the table to the right, calculate the average atomic mass of strontium. Report to two decimal places. amu
87.62
Your answer should include all the following pieces of information. Check off each of the items you included in your answer.
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