Deanna wants her friends to meet up at the movies for her birthday. she posts a status update without using her privacy settings, "can't wait to celebrate with my girls," and checks in at the theater. her post

Air is to be preheated by hot exhaust gases in a cross-flow heat exchanger before it enters the furnace. air enters the heat exchanger at 95 kpa and 20°c at a rate of 0.6 m^3/s. the combustion gases (cp = 1.10 kj/kg°c) enter at 160°c at a rate of 0.95 kg/s and leave at 95°c. determine the rate of heat transfer to the air and its outlet temperature.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius