Saturday
April 19, 2014

Homework Help: Science chemistry

Posted by Shay on Monday, September 24, 2012 at 1:22pm.

It takes 1 hour and 17 min. for a 1.000gsample of a certain isotope to decay to 0.121g. What is the half-life of this isotope? plssss helpp

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - It takes 1 hour and 17 min. for a 1.000g sample of a certain isotope...
math - one task takes 7 mins second task takes 12 min third task takes 21 nin ...
MATH - Lenny,mark,andliza are going to jog along 3 different trails in the park...
math - 289 min = 4 hr and 49 min 213 min = 3 hr and 33 min 345 min = 5 hr and 45...
Physics - i have the answers to these i just need explanations; steps on how to ...
Science - Two Cars A car leaves San Francisco, traveling east at 65 miles per ...
Math - a car travelled 60 km in 25 mins. its speed is equilent to _____km/hour. ...
math - The Zalinsky family can drive the 220 miles to their cabin in 4 hours at ...
Math - "A tank holds 1000L of water, which takes an hour to drain from the ...
Ap calc - A traffic engineer monitors the rate at which cars enter a freeway ...

Search
Members