A simple vapor compression cycle develops $15$tons of refrigeration. a$)$ draw the ph diagram b$)$refrigerating effect $($kJ$/$kg$),$ c$)$ mass flow rate of refrigerant$($kg$/$min$),$ d$)$ power requirement of the compressor$($kW$),$ e$)$ volume flow rate of refrigerant at compressor inlet conditions $($m$3/$min$),$ f$)$ coefficient of performance, g$)$ power per ton$($KW$/$ton$),$ h$)$rate of heat rejection to the environment$($KW$),$ i$)$ the fraction of vapor in the mixture at entrance to the evaporator.