Answer
Animals losing habitats such as polar bears
For group 16 elements, the atomic radii increases down the group as a shell of electron is added on each time.
Answer:
Potassium permanganate has a molar mass of 158.04 g/mol. This figure is obtained by adding the individual molar masses of <em><u>four oxygen atoms</u></em>, <em><u>one manganese atom</u></em> and <em><u>one potassium atom</u></em>
Explanation: