One mole of water contains 16 grams of oxygen atoms.

That is correct

and 2 grams of hydrogen

a c d and f

just finished the assignment

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.