A mixture is what you get when you combine two substances in such a way that no chemical reaction occurs between the components.
A solution is a mixture that looks exactly the same everywhere. Which of these mixtures is a solution? A) A fruit salad. B) A chocolate chip cookie. C) A mixture of sugar and salt. D) A mixture of sugar and water.
A solution is a mixture where the individual components cannot be made out.
Sugar dissolves in water, which results in a mixture of sugar and water. When the sugar dissolves, it is invisible to the human eye, but still exists at a molecular level. This makes the mixture a solution, as you cannot separate the sugar from the water visibly. The answer will be D) A mixture of sugar and water.
Most of the carbon that's stored in plants - and in anything that eats them - is released back into the atmosphere by respiration when the organisms die and are eaten by microbes.
