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Is everything that we can see in the universe matter
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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 are transitions between a liquid and a solid called? identify which way they are transitioning
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The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
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Is everything that we can see in the universe matter...
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