Physics, 05.05.2020 17:32 nataliem02
A 50-kg copper block initially at 140°c is dropped into an insulated tank that contains 90 l of water at 10°c. Determine the final equilibrium temperature and the total entropy change for this process.
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Physics, 23.06.2019 08:00
Which of the following is a false statement about dispersion forces? view available hint(s) which of the following is a false statement about dispersion forces? dispersion forces are the result of fluctuations in the electron distribution within molecules or atoms. dispersion forces are present in all atoms and molecules. dispersion forces result from the formation of instantaneous dipoles in a molecule or atom. dispersion forces always have a greater magnitude in molecules with a greater molar mass. dispersion force magnitude depends on the amount of surface area available for interactions.
Answers: 1
Physics, 23.06.2019 08:30
Water moves to the top of tall trees because of a) capillary action b) surface tension c) capillary action and evaporation d) vapor pressure
Answers: 1
A 50-kg copper block initially at 140°c is dropped into an insulated tank that contains 90 l of wat...
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