How much heat is required to completely boil away 0.50 L of liquid nitrogen at - 196oC? (Take the density of liquid nitrogen to be 0.80 x 103 kg/m3.)
Answer to relevant QuestionsAn alcohol rub can rapidly decrease body (skin) temperature. (a) This is because of (1) the cooler temperature of the alcohol, (2) the evaporation of alcohol, (3) the high specific heat of the human body. (b) To decrease ...To cool a very hot piece of 4.00-kg steel at 900 oC, the steel is put into a 5.00-kg water bath at 20 oC. What is the final temperature of the steel-water mixture? The single glass pane in a window has dimensions of 2.00 m by 1.50 m and is 4.00 mm thick. How much heat will flow through the glass in 1.00 h if there is a temperature difference of between the inner and outer surfaces? ...A copper teakettle has a circular bottom 30.0 cm in diameter that has a uniform thickness of 2.50 mm. It sits on a burner whose temperature is 150 oC. (a) If the teakettle is full of boiling water, what is the rate of heat ...A large window measures 2.0 m by 3.0 m. At what rate will heat be conducted through the window when the room temperature is and the outside temperature is if (a) The window consists of a single pane of glass 4.0 mm thick ...
Post your question