D-sublevel can occupy 10 electrons whereas s-sublevel can occupy 2 electrons...
Seven
Elements do not contain more than 7 electron shells.
I think B or D because an eye obviously doesn't have a lense, mirror..maybe sorry for not giving u straight forward response
Explanation:
A..........is the correct answer
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Answer:

Explanation:
Given that,
The wavelength of a microwave is 7.42 mm or 0.00742 m
No. of photons, n = 359
We need to find the energy produced by this no of photons. It can be given by the formula as follows :

or

So, the required energy is
.