WILL GIVE BRAINLIEST AND 20 POINTS! Calculate the number of moles of the indicated substance in each of the following samples.
A. 49.2 mg of sulfur trioxide 6.14 x 10-4 mol SO3
B. 7.44 x 104 kg of lead(IV) oxide
C. 59.1 g of chloroform, CHCl3
D. 3.27 mg of trichloroethane, C2H3Cl3
E. 4.01 g of lithium hydroxide

a mark me as a braiinly

what's the

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.