9. En la combustión del propanol (C3H8O) se obtiene dióxido de carbono y agua. A) Escribe y ajusta la ecuación del proceso. B) ¿Cuántos moles de oxígeno se necesitan para producir 1,3 moles de dióxido de carbono? C) Con 120 g de propanol, ¿cuántos moles de agua se obtendrán?, ¿qué masa tienen?

Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.

Is a copper wire a conductor or insulator?

An ascending elevator, hanging from a cable, is coming to a stop. part a part complete identify all forces acting on the elevator from the list below. select all that apply. select all that apply. kinetic friction normal force tension weight static friction submitprevious answers correct part b draw a free-body diagram of the object. draw the vectors starting at the black dot. the location and orientation of the vectors will be graded. the exact length of your vectors will not be graded but the relative length of one to the other will be graded.