menu
QAmmunity.org
Answers by Lyle Z
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Answers by Lyle Z
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Answers by Lyle Z
Filter
User Lyle Z
Recent activity
All questions
All answers
Positrons are spontaneously emitted from the nuclei of (1) potassium-37 (3) nitrogen-16 (2) radium-226 (4) thorium-232
answered
Mar 5, 2016
Chemistry
high-school
4
votes
178k
views
Page:
« prev
1
2
3
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
8.1m
questions
10.8m
answers
Search QAmmunity.org