Recent content by OTAKUjbski

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    Undergrad How do I calculate BTU? (for a water heater project)

    The last time I dealt with any physics was 6 years ago in college, so forgive my apparent ignorance: The Situation. I have a swimming pool pump outside near the house's air conditioner unit (heat exchanger I think it's called). Well, the freon is coming out of the house in copper pipes to...