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Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol
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What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable
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2 reasons why recycling aluminium is a good idea...
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