subject
Chemistry, 03.02.2020 10:46 bobthebattlebot

From where does the nitrogen in the nitrogen cycle originate?
a. root nodules of legumes
b. the atmosphere
c. decomposers
d. nitrifying bacteria

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 10:00
How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
Answers: 3
question
Chemistry, 22.06.2019 10:20
Gwhich r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? which r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? βˆ’ch2βˆ’oh βˆ’ch2βˆ’o||cβˆ’nh2 βˆ’ch2βˆ’cooβˆ’ βˆ’ch2βˆ’ch2βˆ’ch2βˆ’ch2βˆ’n+h3
Answers: 3
question
Chemistry, 22.06.2019 14:30
1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?
Answers: 3
question
Chemistry, 22.06.2019 16:50
Answer asap need by wednesday morning explain how a buffer works, using an ethanoic acid/sodium ethanoate system including how the system resists changes in ph upon addition of a small amount of base and upon addition of a small amount of acid respectively. include the following calculations in your i. calculate the ph of a solution made by mixing 25cm3 0.1m ch3cooh and 40cm3 0.1m ch3coo-na+. [ka = 1.74 x 10-5 m] ii. calculate the ph following the addition of a 10cm3 portion of 0.08 m naoh to 500cm3 of this buffer solution. iii. calculate the ph following the addition of a 10cm3 portion of 0.08 m hcl to 200cm3 of the original buffer solution.
Answers: 1
You know the right answer?
From where does the nitrogen in the nitrogen cycle originate?
a. root nodules of legumes
Questions
Questions on the website: 13722359