An adiabatic turbine has r-134a as the working fluid. the inlet has a pressure of 200 kpa and a temperature of 20°c while the outlet temperature is -10°c. if the mass flow rate is 0.5 kg/s and the rate of entropy generation is 0.005 kw/k, determine the power output in kw

The diagin dilutepage 6 of 12a6a5(a)fluorine, chlorine, bromine and iodine are placed in the same group of theperiodic table.state the common name used to describe elements in this group.(i)state the group in which the elements are placed and explain whythey are placed in that group.(ii)which of the above named elements is a solid at roomtemperature and pressure?