An unknown solution is determined to contain either silver nitrate (AgNo3) or barium nitrate (Ba(No3)2). Using a precipitation reaction, how could you identify the unknown? Specify which ion you would add to the unknown and how the results would identify which compound is in the unknown.

the correct option is c.

isotopes refers to different forms of the same element with the same atomic number but different mass number as a result of difference in their neutron numbers. isotopes have different relative atomic mass but share the same chemical properties.

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.