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One mole of an unknown sample contains 120 g of carbon and 30.3 g of hydrogen. what is the empirical formula of the compound?
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Calculate the work done by an external agent during an isothermal compression of 1.00 mol of oxygen from a volume of 22.4 l at 10∘c and 1.0 atm pressure to 16.8l
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Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little
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Chameleons catch insects with their tongues, which they can rapidly extend to great lengths. in a typical strike, the chameleon's tongue accelerates at a remarkable 220 m/s2 for 20 ms, then travels at constant speed for another 30 ms.
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One mole of an unknown sample contains 120 g of carbon and 30.3 g of hydrogen. what is the empirical...
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