Asked in Education
IQ 131 at 12yrs How do I make my mum realize that I can do the work I am given at school?
you tell her your IQ, and also tell her that the average is 100, to basically you are very clever, and I'm not just saying that, with an IQ like that it's scientific fact. ...
Asked in Elements and Compounds
Iodine 131 has a half life of 8 days. When will 10 lbs of iodine 131 not be radioactive anymore?
Never. As a simple exponential-decay problem, it can get as small as you want if you're willing to wait long enough, but it never reaches zero. ...