College Hacker
This page lists questions and answers that were posted by visitors named College Hacker.
Questions
The following questions were asked by visitors named College Hacker.
Answers
The following answers were posted by visitors named College Hacker.
).5^n = 0.125 n = 3 t 1/2 = 40 mins / 3 t 1/2 = 13.3 mins Hope that helps
9 years ago
n * t1/2 = mass/(2^n) n * t1/2 = 2 hrs = 120 mins n = 120/13.3 n = 9.02 (n = number of half-cycles) remaining mass = 243/(2^9.02) = 0.467g 0.467g is remaining after 2 hrs
9 years ago
It's up to Bob. If you find anything wrong with the solution, please correct it :)
9 years ago