A100 gram block is placed on a scale that is known to have a 12% error. what will the scale read?

c. 75.7

i think that is the right

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.