What law allows calories to be determined by heat (energy) transfer from one substance to another, but it is never destroyed?

How does climate change cause the ocean's thermohaline current to slow down?

How does carbon monoxide pose the greatest threat to humans? a. it can be produced by wood fires. b. it can be produced by home furnaces. c. it is produced by acid rain. d. it is produced by modern automobiles.

What volume does 1.70 ×10–3 mol of chlorine gas occupy if its temperature is 20.2 °c and its pressure is 795 mm hg?