Chemistry, 08.03.2021 22:20 lovelarissa
If a sample of aluminum oxide ore has a mass of 175 grams and
contains 62 grams of aluminum, what is the percent oxygen in
the sample?
Answers: 1
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Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?
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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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If a sample of aluminum oxide ore has a mass of 175 grams and
contains 62 grams of aluminum, what i...
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