Explanation:
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Answer:
11 electrons
Explanation:
The atomic number of sodium is 11. This tells us that sodium has 11 protons and because it is neutral it has 11 electrons. The mass number of an element tells us the number of protons AND neutrons in an atom (the two particles that have a measurable mass).
Answer:
no no no who are these some look good but are black what is this
Answer:
Explanation:
Hi! :) You didn't post the statements, but the answer should be something about conduction. Hope this helps!