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Inga [223]
3 years ago
11

at a certain temperature nitrogen dioxide gives dinitrogen tetroxide in a second order reaction. the rate constant for this reac

tion is 4.50/M min. what will be the concentration of nitrogen dioxide after 0.355 min, if one starts with an initial concentration of 0.281 M​
Chemistry
1 answer:
Harrizon [31]3 years ago
3 0

Answer:

memes

Explanation:

memes are the answers, ma doods

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andrey2020 [161]
Bbgfbsthgbdvdge fr that’s crazy d. Thx
6 0
3 years ago
How many cubic feet of air at standard conditions 1.00 atm are required to inflate a bicycle tote of .50 cu. Ft. To a pressure o
Alexeev081 [22]
As I am reading the problem, I see they gave you two pressures, one volume and they are asking for another volume. this should give you a hint that you need to use the following formula. 

P1V1= P2V2

P1= 1.00 atm
V1= 0.50 ft³
P2= 3.00 atm
V2= ?

Now we plug the values

(1.00 x 0.50)= (3.00 x V2)

V2= 0.17 ft³
3 0
3 years ago
Among the following which are represent polyatomic molecule.A.H2 B.He C.N2 D.P4 which one ​
olga2289 [7]

Answer:

D

Explanation:

P4 is polyatomic molecule

6 0
3 years ago
Heavy elements, like uranium, were/are created _______________. a. in supernovae and star collisions b. all of the above c. in t
Ivenika [448]

Answer:

a. in supernovae and star collisions

Explanation:

The periodical table contains some heavier elements, which are formed as neutron stars pairs hit eachother and erupt cataclysmically.

The star emitts very large quantities of energy and neutrons during supernova, which allow for the production of heavier elements than iron, such as uranium and gold. All these elements are ejected into space during the supernova explosion.

3 0
3 years ago
How many amino acids are considered scientist to be “essential
grin007 [14]

Yo sup??

The answer to your question is option c ie

c.9

the rest 12 are under non essential as they  are produced by our body itself

Hope this helps.

3 0
3 years ago
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