Answer:
minerals
Explanation:
coal is made from decomposing matter
The smell, the color change , change in temperature, it bubbles and it turns into a solid
The correct answer is (C) in through the pores and out through the osculum
Answer:
Nitrogen is inert because its p-subshell is half-filled due to it has maximum exchange energy. Thus it is exists in stable form as like inert gas and it form triple bond (N≡N). N2 molecules is very stable and its dissociation energy is 225kcal/mol.
Hope it's helpful
