The answer is spin.
Each quantum number that describes the two electrons in a helium atom is identical, except for the one that indicates their spin.
Answer: Chemical energy is energy stored in the structure of molecules within the bonds between atoms. Energy can be added or released from a molecule by changing the arrangement of electrons (rearranging chemical bonds).
Explanation:
(I'm not 100% positive on this) Dinosaurs, many chickens and birds are related to dinosaurs
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When heat is added to a solid, its particles move _______
A. faster
B. slower
C. closer together
<em>D. the same speed</em>
<h2>(っ◔◡◔)っ ♥ Answer ♥</h2>
A. (I THINK-)
<h2>Explanation</h2>
When heat is added to an object, the molecules vibrate faster. As they go faster, there is more space in between the molecules.
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Subject: Science
Unit: Atoms, Molecules,
Grade: 5-7
(I think I might be wrong-)
