The half-life of I-124 is 4.2 days. How long will it take for the mass of I-124 to drop from 10.0 mg to 3.50 mg? a) 6.4 days
b) 0.25 days
c) 11 days
d) 2.8 days

What are fructose and glucose an example of?

If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.

The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes