Answer:
the mass number decreases by 4 and the atomic number decreases by 2
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Answer:Energy, potential energy, is stored in the covalent bonds holding atoms together in the form of molecules. This is often called chemical energy. ..
Explanation:This movement is a form of kinetic energy, and the more the molecules move the more kinetic energy they have. Molecules in solids don't move much, they just vibrate
Answer:
the answer is Sodium (Na)
Answer:
To answer this question we need the illustration
Explanation:
You have left the question incomplete since we do not have the illustration making this impossible to answer
