When carbon disulfide, CS2, forms from its elements, heat is absorbed. How much heat would be required to produce 490 grams of carbon disulfide?
C + 2S → CS2
DH = +89.3 kJ

The number of medals awarded to the track team during the season.

Not a  mixture of two common elements that can be separated by physical means.

Answercan utilize even low wind speed to produce electricity;

Atp, shorthand for adenosine triphosphate, is the standard molecule for cellular enger in the human body. all motion and metabolic  processes  within the body begins with energy that is released from  atp, as its phosphate bonds are broken in cells through a  process  called hydrolysis.