Answer:
burning of wood ,cooking an egg,baking a cake,rusting of iron,digestion of food .
Answer:
It's C, direct and peripheral.
Explanation:
Just took the test
C
Why? As you increased energy levels the distance between two energy levels gets larger. This is often due to shielding
If you clear volume in the density equation:

The greater the density the lower the volume. This means, the volume of gold nugget will be smaller than the volume of iron pyrite nugget.
