b
the color of lines
Explanation:
on the atomic spectrum for an atom
Potential energy is the energy stored. What do u think it is? (I don't really know)
The answer is 300
3 * 100
3 * 10 * 10
30 * 10
300
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Answer:
D
Explanation:
31 / 2.8 = 11.0714286 L per mole of helium
3.5 / 4 = 0.875 moles
2.8 + 0.875 = 3.675 moles
11.0714286 x 3.675 = 40.6875 L
Answer:
Nucleus
Explanation:
they originate in the nucleus
