Based on relative bond strengths, classify these reactions as endothermic (energy absorbed) or exothermic (energy released). Strongest bond A–B A–A B–B C–C B–C A–C Weakest bond a. B2+C2-->2BCb. A+BC-->AB+Cc. AB+C-->AC+Bd. A2+C2-->2ACe. A2+B2-->2AB

What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands

How is electrolysis most commonly used to produce an energy source? a - splitting water molecules produces oxygen, which organisms breathe to fuel their bodies. b - splitting water molecules produces hydrogen gas, which is used to power machines through hydrogen fuel cells. c - splitting carbon dioxide molecules produces coal, a form of carbon that can be burned to produce heat. d - splitting carbon dioxide molecules produces natural gas, which can be burned to generate electricity in power plants.

The term gas is limited to those substances that exist in the gaseous state at