Biology, 06.05.2021 01:00 Mariaisagon9050

HELP If an isotope has a half-life of 100 million years, how much of the isotope would remain
after 300 million years? Show your work and give your answer as a percent.

Answers: 3

Show answers

Other questions on the subject: Biology

Biology, 21.06.2019 18:50, tiarabivens0

Of the pollutants that form acids in the atmosphere, which is easiest to reduce? a. sulfur dioxide b. nitrogen dioxide c. ozone d. carbon monoxide

Answers: 3

continue

Biology, 22.06.2019 09:30, kamjay2006

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid

Answers: 1

continue

Biology, 22.06.2019 10:20, maskythegamer

Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false

Answers: 2

continue

Biology, 22.06.2019 11:00, ryrytkg5107

Use the above pedigree for questions 1,2, and 3 1. what kind of genetic disorder is represented in the pedigree? a. recessive b. dominate refer to the pedigree in question 1. 2. is the mutated gene in this disorder located on a sex chromosome (x or y) or an autosome? a. sex chromosome b. autosome refer to the pedigree in question 1. 3. which generation has individuals that you are certain are heterozygous for the mutated gene? a. generation 1 b. generation 2 c. generation 3

Answers: 2

continue

You know the right answer?

HELP If an isotope has a half-life of 100 million years, how much of the isotope would remain