There was a sample of 650 milligrams of a radioactive substance to start a study. Since then, the sample has decayed by 8.9% each year.
Let t be the number of years since the start of the study. Let y be the mass of the sample in milligrams.
Write an exponential function showing the relationship between t and y .

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

Number and variety of living organisms includes genetic, species, and ecological types

If your blood becomes too concentrated with iona, what will happen to the red blood cells