Questions Answered

Setton:
An object travels half its total path in the last second of its fall from rest. Find the following:
A) Total time it falls
B) The height of…
 updated 2 years ago
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ivfid34:
Where the formula 1/λ =.75*R*(z1)^2 used to solve "2009 Test #2, Problem #2" comes from?
λ=wavelenght, R=Ryedbergs's constant and Z=Atomic…
 updated 2 years ago
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mahi:
what happens when an irresistible force meets an unmovable object
 updated 2 years ago
 2 replies
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LassieFan112:
What are the possible values of the four quantum numbers for a 2p electron in boron?
 updated 2 years ago
 7 replies
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