Physics, 20.09.2020 03:01 warrenclanrocks
What is the density of 19mililiter of a liquid substance with mads of 6.05 grams
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What is the freezing point of radiator fluid that is 50% antifreeze by mass? kf for water is 1.86 βc/m.
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Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
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12. a body is a particular amount of matter. it can be a solid, liquid or gas. it can be described as existing in a. size and shape. b. motion and force c. time and space. d. location and movement.
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What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%
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What is the density of 19mililiter of a liquid substance with mads of 6.05 grams...
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