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17-10-2017
Chemistry

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A specific amount of energy is emitted when excited electrons in an atom in a sample of an element return to the ground state.This emitted energy can be used to determine the
A) mass of the sample
B) volume of the sample
C) identity of the element
D) number of moles of the element

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18-10-2017

C - Identify the element because each element has it’s own spectra light , which are released when electrons return to ground state

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