Chemistry, 20.09.2020 20:01 nevecronin
Chris the Chemist was working in the lab, and he wanted to see what would happen if he put copper chloride into a Bunsen burner flame. As soon as he put it in the flame, it began to emit a green color. Which of these BEST describes this outcome? A)The heat split the nucleus and created a new element. B)As the copper chloride was heated, electrons were turned into neutrons. C)As the electrons moved to a higher energy level, a photon of light is emitted. D)When excited electrons return back to the ground state, a photon of light is emitted.
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Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5
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The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?
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What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car
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Chris the Chemist was working in the lab, and he wanted to see what would happen if he put copper ch...
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