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Physics, 22.06.2019 23:10
Ablue car pulls away from a red stop-light just after it has turned green with a constant acceleration of 0.5 m/s 2 . a green car arrives at the position of the stop-light 6.5 s after the light had turned green. if t = 0 when the light turns green, at what time does the green car catch the blue car if the green car maintains the slowest constant speed necessary to catch up to the blue car? answer in units of s.
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Physics, 23.06.2019 21:30
(a) calculate the activation energy, qv, for vacancy formation in silver, given that the equilibrium number of vacancies at 1073ï‚°k is 3.6 x 1023 m-3. the atomic weight and density (at 1073ï‚°k) of for silver are, respectively, 107.9 g/mol and 9.5 g/cm3.
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Physics, 23.06.2019 21:50
The change from a liquid to a gas or solid to a liquid is an example of a change of.. a.) chemical b.) physical c.) atomic d.) nuclear e.) phase
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