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hi guys i would like help with the following questions help please

1) Explain how the lines in an atomic emission spectrum are formed and why the frequencies of these lines are unique for a given element.

2) Describe the main features of an atomic absorption spectrum

3) Explain the occurence of an emission spectrum in terms of changes in electronic energy levels and explain why such spectra are unique for individual elements

4) How does the emission and absorption spectra prove energy shells

thankyou
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TSR Jessica
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Sorry you've not had any responses about this. Are you sure you've posted in the right place? Here's a link to our subject forum which should help get you more responses if you post there.
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