Which of these substances might be useful in neutralizing a lake damaged by acid rain? (A) H2SO4
(B) CH3COOH
(C) CaCl2
(D) Ca(OH)2

How have the greenhouse gasses increased from the year 2000 to 2018

The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together