Answer: Rubidium has 5 orbits/shells/energy levels.
Explanation: It's electron configuration is as follows: 2-8-18-8-1.
Answer:
the spring be displaced by 25.0 cm
Explanation:
The computation is shown below:
As we know that
F= -K × x
So,

Now

= -0.250m
= 25.0 cm
Hence, the spring be displaced by 25.0 cm
Answer:
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Explanation:
ANSWER IS IN THE IMG BELOW
It will be 3 wavelengths because 1 cycle = 1 wavelength.
Answer:
Student 2 protons and valence electrons