En las próximas semanas estará por realizarse la elección del nuevo comité de padres de familia el cual estará integrado por un presidente, secretario y un tesorero, se tienen contemplados 9 miembros de la junta de padres de familia para conformar tal comité. ¿De cuantas formas posibles se puede formar el nuevo comité de padres de familia?

Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned

Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.

Refrigerant 134a enters an insulated compressor operating at steady state as saturated vapor at -26°c with a volumetric flow rate of 0.18 m3/s. refrigerant exits at 9 bar, 70°c. changes in kinetic and potential energy from inlet to exit can be ignored. determine the volumetric flow rate at the exit, in m3/s, and the compressor power, in kw.