Answer:
i would say D i just did this but i kinda forgot so sorry if im wrong or A
Explanation:
When removing oil from a low pressure system, the temperature should be 130°F because, less refrigerant will be contained in the oil at higher temperature. Liquid charge into a deep vacuum will boil and may lower temperatures enough to freeze water in the tubes.
Answer:
A
Explanation:
They are the first to colonize or previously biodiverse steady state ecosystems that have been disrupted ex: Fire
U should try Chegg to be honest dats how I got through chemistry