N₂O₄ (g) ⇌ 2 NO₂ (g)
Kc = [ NO₂ ]² / [ N₂O₄ ]
4.2 = [ 0.785 ] [ N₂O₄ ]
[ N₂O₄ ] = 4.2 / 0.785
[N₂O₄ ] = 5.350 M
hope this helps!
Answer:
absorbed
Explanation:
because black absorbs the light around it
Answer:
The correct answer is A defective gene is replaced with a normal gene.
Explanation:
Gene therapy is an alternative therapy for the treatment of some diseases.
Although this therapy is still in development, and carries many risks, it is expected to have very good results in the coming years.
In such therapy the following happens:
- a defective gene is replaced with a normal gene.
- the introduced gene matches the defective one or produces a beneficial protein.
- faulty genes are disabled.
Given this information we can say that the correct answer is A defective gene is replaced with a normal gene
Answer:
Promethium-147 changes into promethium-148.
Explanation:
Beta-decay: In this process, a neutron gets converted into a proton and an electron releasing a beta-particle. The beta particle released carries a charge of -1 units.


During beta decay promethium-147 changes to promethium-148.
Answer:
C, <u>The presence of secondary xylem as wood tissue.</u>
Explanation:
The presence of secondary xylem as wood tissue. While this strengthens a plant and allows it to grow taller, it does not directly help a plant to spread.