A steel container of mass 145 g contains 26.0 g of ammonia, NH3, which has a molar mass of 17.0 g/mol. The container and gas are in equilibrium at 16.0°C. How much heat (in J) has to be removed to reach a temperature of −20.0°C? Ignore the change in volume of the steel. (The specific heat of steel is 452 J/(kg · °C).
Answers: 3
Physics, 21.06.2019 23:20, nathalyviruete
Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons
Answers: 1
Physics, 22.06.2019 14:30, juanaaraujo1104
Which one of the following terms is used to indicate the natural tendency of an object to remain at rest or in motion at a constant speed along a straight line? velocity acceleration equilibrium force inertia
Answers: 2
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