menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Radium-221 has a half-life of s. How long will it take for of a sample to decay?
asked
Dec 19, 2022
225k
views
3
votes
Radium-221 has a half-life of s. How long will it take for of a sample to decay?
Mathematics
college
SKManX
asked
by
SKManX
7.8k
points
answer
comment
share this
share
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:
The answer is 82.109 sec.
Explanation:
Bzin
answered
Dec 26, 2022
by
Bzin
7.7k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Apr 28, 2024
230k
views
Please help I cant figure this out formula is m(t) = Mo e^-rt decay rate is r= ln2/h. Radium-221 has a half-life of 30 seconds. How long will it take for 90% of a sample to decay = o-rt
Vitaly Olegovitch
asked
Apr 28, 2024
by
Vitaly Olegovitch
8.4k
points
Chemistry
high-school
1
answer
1
vote
230k
views
asked
Apr 15, 2024
185k
views
Radium-221 has a half-life of 30 s. how long (in seconds) will it take for 84% of a sample to decay? a) 45 seconds b) 50 seconds c) 55 seconds d) 60 seconds
Plochie
asked
Apr 15, 2024
by
Plochie
8.3k
points
Chemistry
high-school
1
answer
4
votes
185k
views
asked
Jan 10, 2024
205k
views
These exercises use the radioactive decay model. Radium-221 has a half-life of 30 s. How long will it take for 95% of a sample to decay?
Mahamoutou
asked
Jan 10, 2024
by
Mahamoutou
8.2k
points
Mathematics
high-school
1
answer
3
votes
205k
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
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org