How can carbon dioxide be considered a pollutant when it is a natural component of air?
a. car...
Biology, 02.10.2019 23:00 justicejesusfreak
How can carbon dioxide be considered a pollutant when it is a natural component of air?
a. carbon dioxide is considered a pollutant even though it is a natural component of air, because it is
harmful to all living organisms.
b. carbon dioxide is considered a pollutant when larger concentrations than normal are present in the
air as a result of human activity
с. carbon dioxide is considered a pollutant, because it forms harmful chemicals when mixed with other
pollutants in the air.
d. carbon dioxide cannot be considered a pollutant under any circumstances.
Answers: 2
Biology, 22.06.2019 00:00
Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating
Answers: 2
Biology, 22.06.2019 05:00
How will you manage your time to accomplish the necessary tasks both on the job and at home?
Answers: 1
Biology, 22.06.2019 07:50
Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers
Answers: 3
Law, 07.02.2022 16:50
Geography, 07.02.2022 16:50
Geography, 07.02.2022 16:50
English, 07.02.2022 16:50
Social Studies, 07.02.2022 16:50
English, 07.02.2022 16:50
English, 07.02.2022 16:50
Chemistry, 07.02.2022 16:50