Explanation:
Acid rain is linked to both natural and man-made sources. Nitrogen oxides are formed through the extreme heating of air when a thunderstorm produces lightning. ... For this reason, acid rain is considered a global problem
2 identical daughter cells
Answer:
ag and au are sure not to react. but hg and sn might or might not
Answer:
C.3
13AL
2.8.3
The number of electrons from the outermost shell is the valence of the element.
