There are very, very few times that scientists make estimations because they don’t have enough time or data to test all the possible answers to the question they have. TRUE OR FALSE

6–55 refrigerant-134a enters the condenser of a residential heat pump at 800 kpa and 358c at a rate of 0.018 kg/s and leaves at 800 kpa as a saturated liquid. if the compressor consumes 1.2 kw of power, determine (a) the cop of the heat pump and (b) the rate of heat absorption from the outside air.

Determine the maximum r-value of the polar equation r =3+3 cos 0

Could someone . i have tried to solve myself but my calculation is off