All of the following are abiotic factors in an ecosystem except:
minerals
soil
plants
temperature

What term describes technology that operates on an atomic level

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?