O ar se apresenta no estado gasoso, é uma mistura de gases. A poluição do ar é a introdução de qualquer substância que, devido a sua concentração, possa a se tornar nociva à saúde e ao meio ambiente. À contaminação do ar por gases, líquidos e partículas sólidas em suspensão, material biológico e até mesmo energia é denominada A) destruição da natureza. B) emissão de gases. C) poluição atmosférica. D) pressão atmosférica.
Answers: 2
Another question on Chemistry
Chemistry, 21.06.2019 20:50
Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread
Answers: 2
Chemistry, 22.06.2019 17:10
Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors
Answers: 1
Chemistry, 22.06.2019 19:30
Acetylene gas c2h2 undergoes combustion to produce carbon dioxide and water vapor how many grams of water are produced by the same amount of c2h2?
Answers: 2
Chemistry, 22.06.2019 22:30
Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.
Answers: 2
You know the right answer?
O ar se apresenta no estado gasoso, é uma mistura de gases. A poluição do ar é a introdução de qualq...
Questions
Social Studies, 25.02.2020 04:36
Mathematics, 25.02.2020 04:37
