Register

HELP NOW I MEAN NOW PLEASE Pieces of uranium-232 are discovered in a cave. If its half-life is 70 years, how many years will it take a 10 g piece of uranium-232 to be reduced to…

HELP NOW I MEAN NOW PLEASE Pieces of uranium-232 are discovered in a cave. If its half-life is 70 years, how many years will it take a 10 g piece of uranium-232 to be reduced to…
asked 72.4k views
1 vote
HELP NOW I MEAN NOW PLEASE

Pieces of uranium-232 are discovered in a cave. If its half-life is 70 years, how many years will it take a 10 g piece of uranium-232 to be reduced to 2.50 g?
A.
70 years
B.
210 years
C.
140 years
D.
280 years

asked
User Mujeeb Ishaque
by
7.4k points

1 Answer

1 vote

Answer:

C. 140 years

Step-by-step explanation:

Undergoing decay to decrease by half.

answered
User Munther Jaber
by
7.7k points
← Prev Question Next Question →

Related questions

User Mjallday
asked Mar 1, 2024 228k views
The half-life of uranium-232 is 70 years. What is the time for 3/4 of a sample of uranium-232 to decay?
Mjallday asked Mar 1, 2024
by Mjallday
7.8k points
1 answer
5 votes
228k views
Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

What are three ways water erodes the surface of earth
How have computers changed mapmaking in recent years
How does weathering affect Plateaus?
Link Copied!