D as the two substances could have close boiling points, so if the temperature is not controlled well, both substances will evaporate.
Answer:
A horrible, nasty smell.
Explanation:
A choking smell is a nasty, horrible smell. Hope this helps!
In the year 1909, Robert A. Millikan and Harvey Fletcher performed the oil drop experiment.
Answer:
Osmosis
Explanation:
Water is very essential for the body. When we drink water, our blood cells absorbs water from the body. This happen by a process called as osmosis process. Osmosis is type of diffusion process.
Water along with oxygen and carbon dioxide are some of the simple molecules that moves into the blood cell. Osmosis is the process by which water molecules passes into the cell bodies through its semi permeable membrane.
Biogas is not a fossil fuel
