Describe what must be happening to the particles above as the change is happening

d

Explanation:

solids the modicual are tightly packed

liquid, more room to move around  aka not so tightly packed

gas, can move where ever it wants  aka not paked at all

atomic number of carbon is 6

electronic configuration of carbon is 1s²2s²2p²

orbital diagram of c is as shown here in the image.

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.