Answer:
Explanation:
Sodium mass number 23, 11 electrons
Magnesium: neutrons = 12
aluminum : atomic number = 13
phosporus : protons = 15
Answer:
Non-polar covalent bond
Explanation:
The bond between two nonmetal atoms is always covalent.
Answer:
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A cold is a contagious upper respiratory infection that affects your nose, throat, sinuses and trachea (windpipe).
Explanation:
have a nice day :3
Because you are never 100% precise during the work, so it's best and most accurate answer is always the average of more trials. basically the more you do, the more accurate the answer shall be
