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Physics, 21.06.2019 23:20
From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?
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Physics, 23.06.2019 14:00
What is the potential energy possessed by a rock of mass 4kg projected to a height of 2m (g=10m/s2)
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Physics, 23.06.2019 23:50
Which of the following technologies is based on the work of marie sklodowska-curie? o a. computer models to predict the effects of climate change o b. radiation treatments for breast cancer o o c. an orbiting observatory to detect x-rays from space objects d. undersea fiber-optic communications cables
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Physics, 24.06.2019 00:30
Two moles of pcl5 are placed in a 5.0 l container. dissociation takes place according to the equation pcl5(g) pcl3(g) + cl2(g). at equilibrium, 0.40 mol of cl2 are present. calculate the equilibrium constant (kc) for this reaction under the conditions of this experiment.
Answers: 1
When a wave hits an object, energy from the wave is both absorbed and reflected off the object
A. T...
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