<span>A. Alkanes - All single bonds. e.g. Methane, Ethane, Propane, Butane etc.
B. Alkenes - At least one double bond. e.g. Methene, Ethene, Propene, Butene etc.
C. Alkynes - At least one triple bond. e.g. Methyne, Ethyne, Propyne, Butyne etc.
Option (C) Alkyne is true...</span>
Answer:
B. equilibrium
Explanation:
Equilibrium is a term that refers to the condition that exists when no change in concentration results from diffusion.
At equilibrium state, the system is at rest or in motion.
- The rate of forward processes is equal to the rate of the backward process.
Concentration is the amount of solute found in a solution.
Osmosis is the movement of solvent through a semi-permeable membrane.
Randomness is the degree of disorderliness of a system.
The answer to this obvious question is true
Answer:
Hey there!
The correct answer would be B. Background extinctions are a normal part of stable ecosystems.
Hope this helps :)