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Physics, 21.06.2019 21:30, alexandraparava
In what direction does the medium move relative to the direction of the wave? explain.
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Physics, 22.06.2019 19:30, isiahb123
A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.
Answers: 1
Physics, 22.06.2019 21:10, truelove9288
Which radioisotope is used in dating geological formations?
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Explain to someone in 3-4 steps how to use pH paper to determine the pH of a substance...
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