You have 784 grams of a radioactive kind of europium. If its half-life is 13 years, how much will be left after 39 years?

My account
Edit my Profile
Private messages
My favorites

Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question

asked Sep 6, 2021 66.3k views

3 votes

You have 784 grams of a radioactive kind of europium. If its half-life is 13 years, how much

will be left after 39 years?

Mathematics
middle-school

Meymann asked

by Meymann

7.6k points

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

4 votes

Answer:

98 grams

Explanation:

784x.5x.5x.5=98

KushalP answered Sep 10, 2021

by KushalP

8.4k points

0 Comments

Please log in or register to add a comment.

← Prev Question Next Question →

Related questions

asked Nov 14, 2024 20.2k views

The half-life of a radioactive kind of europium is 15 years. If you start with 90,624 grams of it, how much will be left after 75 years?

SuperCheezGi asked Nov 14, 2024

by SuperCheezGi

8.7k points

Mathematics
high-school

1 answer

5 votes

20.2k views

asked Jul 2, 2024 224k views

You have 44,544 grams of a radioactive kind of europium. If its half-life is 9 years, how much will be left after 45 years?

Doel asked Jul 2, 2024

by Doel

7.8k points

Mathematics
high-school

1 answer

0 votes

224k views

asked Jan 15, 2024 21.7k views

Predict by what mode(s) of spontaneous radioactive decay each of the following unstable isotopes might proceed: a) 210/84Po (Polonium-210) b) 147/63Eu (Europium-147) c) 241/95Am (Americium-241) d) 126/53I

StoriKnow asked Jan 15, 2024

by StoriKnow

9.0k points

Physics
high-school

1 answer

3 votes

21.7k views

Ask a Question

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

Related questions

Other Questions