asked 150k views
7 votes
An element with mass 970 grams decays by 27.7% per minute. How much of the element is remaining after 13 minutes, to the nearest 10th of a gram?​

1 Answer

11 votes
1-27.7% = 1-0.277 = 0.723
970*0.723^13 = 14.3 grams
answered
User Erik Forsberg
by
8.8k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.