The catalytic converter in a car, using Platinum as the catalyst, is an example of a(n) . A. exergonic catalyst B. endergonic catalyst C. homogeneous catalyst D. heterogeneous catalyst E. autocatalyst

Complete this brønsted-lowry reaction placing each product by its appropriate label. hso4- + hcn

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

In a reaction equation, where are the products located? a.) above the arrow b.) to the right of the arrow c.) to the left of the arrow d.) below the arrow