Biology, 20.05.2021 04:50 jennifercastillo1233

A radioactive material has a half-life of 30 days. You begin with 4 grams of radioactive material. a. How much of the original is left unchanged after 90 days?

b. After 120 days?

Give explanation. Don't go. ogle.

Answers: 3

Show answers

Another question on Biology

Biology, 22.06.2019 07:50

What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound

Answers: 1

Answer

Biology, 22.06.2019 12:20

Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water

Answers: 3

Answer

Biology, 22.06.2019 13:30

How does the human body lever work?

Answers: 1

Answer

Biology, 23.06.2019 02:00

Gene flow and genetic drift both affect allele frequencies in a population. a high level of gene flow into a population genetic diversity in a population. a high level of gene flow out of a population genetic diversity in a population. genetic drift is the change in allele frequencies due to factors. typically, genetic drift has the biggest impact on populations.

Answers: 3

Answer

You know the right answer?

A radioactive material has a half-life of 30 days. You begin with 4 grams of radioactive material....

Questions