How many moles of mgs2o3 are in 195g of the compound?

clouds form

solid ice forms on leaves.

water droplets form on grass.

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.