6. Compute the heat involved when 42.8 grams of calcium carbide, CaC2, cools from 74.2 C to 11.5 C. The Cp of calcium carbide is 1.00 J/g • °C.
(Number 6)))

58750.08068 is the answer i think

8 m/s because for him to get the same amount of energy as ray is putting out, bobby, who weighs half as much as ray, needs to run twice as fast.

it is the most commonly accepted one

the correct answer would be b. amelia, because the particals of gas move really fast (charged particals) and gas also has a lot of room (particals move independently) so the only answer that has both of those is amelia's.