An atom is stimulated from the
state evergy of 1×10^-34 to on
exited level of 7.62 x 6-3 what
is the frequency of the stimulated Photo
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The presence of different amounts of various gases in air doesn't mean that air would be heterogeneous mixture.
Always, mixture of two or more gases is homogenous mixture, irrespective of the amounts of various gases present in the mixture.
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