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30.09.2019 •
Chemistry
Why are emission spectra referred to as the fingerprints of the elements?
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Ответ:
They are referred to as the finger prints of the element because they show the particular properties of the elements which differentiates one element from other elements
Ответ:
b. 1 mole of beryllium, 2 moles of oxygen, 2 moles of hydrogen
Explanation: