A sample of an unknown compound was determined to be made from 8.56 g of carbon and 1.44 g of hydrogen. The molar mass of the compound was found to be 28.03 g/mole. What is its molecular formula?

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.