A0.5 m^3 rigid tank contains refrigerant-134 initially at 200kpa and 40%quality heat is transfers now to the refrigerant from the source at 35 until the pressure rises to 400 kpa. determine entropy change of refrigerant , entropy change of heat

energy can cross the boundaries of a closed system in the form of heat and mass

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answer:

i lost in getting someone back.

i learned that people are really two-faced and no matter how angelic someone appears they always have a devil side and that you cant trust anyone anymore no matter how dear they are to you.

if your wondering who it waz it waz mah still miss her tho

~batmans wife dun dun

fanswer:

explanation:

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answer:

ikr

but i think it's when 2 couples kiss and they rlly love eachother so much and there kiss is slowly idk what i'm sayingxd