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How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.
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Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.
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Number of atoms in 10090 g Ne (PLEASE HELP!!)...
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