Letters A and B are correct because burning fossil fuels can harm the atmosphere through the greenhouse effect and contribute to global warming, and can sometimes spill into the water and harm the environment.
Carbon dioxide in water is gas/liquid
Chromatography is an analytical method of separating components of the mixture. Particularly, this method uses the paper chromatography. The color indicates the type of substance existing. Each substance is designated to one color only. So, if your paper showed more than one color, it mean that there is more than one component in there. Therefore, Kim's specimen contains more than one component because of the red and blue band.
Answer:
4.2g/cm^3
Explanation:
Density is a measurement of the amount of mass of a substance can fit into a space. In order to find density you can always use the formula mass/volume (often abbreviated as m/v). In this case that would be 42/10 g/cm^3 or 4.2g/cm^3
