Ethylene, a gas found in nature, is commonly used to ripen bananas and other fruits. Which compound is ethylene? H2C — CH2
НО
НО
Н
Н
0
С — С
Н
Н
ОН — СЕ С — Н

Easy definition for atom and atomic mass

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor

How can carbon move from "land" to bodies of water? describe the way human impact has lead to increased levels of co2 in the atmosphere.