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Write the molecular formula of ethanol. the color codes are black (carbon), red (oxygen), and white (hydrogen).
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Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
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The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?
Answers: 3
Write the molecular formula of ethanol. the color codes are black (carbon), red (oxygen), and white...
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