Chemistry, 14.09.2019 02:20 helloitschump0vfdz
Two metal spheres with same temperature are immersed in the same excess fluid. the fluid has constant temperature. the radius of a is double that of b, and the time of b required for the central point temperature to approach particular temperature is double that of a. calculate the relation between the thermal diffusivity of a and that of b.
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Individuals within populations exhibit some diversity. as a result of possessing slightly different traits, some individuals are better able to survive and reproduce than others. if these individuals changes in the characteristics of the population may occur over time. the cumulative change in these characteristics is known as
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Two metal spheres with same temperature are immersed in the same excess fluid. the fluid has constan...
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