Chemistry, 09.06.2020 06:57 guazet7650
What effect does eutrophication have on aquatic ecosystems?
A.
It prevents sunlight from reaching aquatic life below the water’s surface.
B.
It negatively impacts aquatic vegetation but is beneficial for all aquatic animals.
C.
It decreases carbon dioxide concentration, which is harmful for aquatic animals.
D.
It lowers the concentrations of nitrogen and phosphorous available to marine animals.
Answers: 3
Chemistry, 23.06.2019 01:00
Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6
Answers: 1
Chemistry, 23.06.2019 01:40
Calcium carbonate decomposes at high temperatures to give calcium oxide and carbon dioxide as shown below. caco3(s) cao(s) + co2(g) the kp for this reaction is 1.16 at 800°c. a 5.00 l vessel containing 10.0 g of caco3(s) was evacuated to remove the air, sealed, and then heated to 800°c. ignoring the volume occupied by the solid, what will be the mass of the solid in the vessel once equilibrium is reached?
Answers: 1
Chemistry, 23.06.2019 09:30
Where are the noble gases located in the periodic table? a. in the center b. on the left side c. in the upper right corner d. on the far right side
Answers: 1
What effect does eutrophication have on aquatic ecosystems?
A.
It prevents sunlight from rea...
It prevents sunlight from rea...
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