Normal, clean rain has a pH value of between 5.0 and 5.5, which is slightly acidic. However, when rain combines with sulfur dioxide or nitrogen oxides—produced from power plants and automobiles—the rain becomes much more acidic. Typical acid rain has a pH value of 4.0.
Answer:
C
Explanation:
They all live in the water
Answer:
Progenies of batch I would not be labeled by 35S; progenies of batch II would be labeled by 32P.
Explanation:
A comet. It’s a smaller celestial body that’s composed of mainly ice and dust.
C: Met-phe-Asp-Acid-Asp-Ser-Met-Stop