During an effusion experiment, a certain number of moles of an unknown gas passed through a tiny hole in 50 seconds. Under the same conditions, the same number of moles of oxygen gas passes through the hole in 30 seconds. What is the molar mass of the unknown gas?
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All cells are made of four types of acids, lipids, proteins, and carbohydrates.
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Select the correct answer from each drop-down menu. to make a table of the elements, dmitri mendeleev sorted the elements according to their . he then split the list of elements into several columns so that elements beside each other had similar .
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Compare and contrast an assemblage and a pollen fingerprint by defying both and giving examples of each from the chapter.
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During an effusion experiment, a certain number of moles of an unknown gas passed through a tiny hol...
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