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Chemistry, 24.03.2020 22:47, KarlaOsorio7779
How many moles are in 4.2x10^24 molecules of dinitrogen pentoxide ?
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Chemistry, 22.06.2019 22:30, eduardoguizar8787
Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h
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Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ
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How many moles are in 4.2x10^24 molecules of dinitrogen pentoxide ?...
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