dottyc Member Profile in The AnswerBank

dottyc

1

Questions

0

Answers

0

Best Answers

Joined: 16:43 Sun 04th Nov 2007

Last Activity: 14:04 Sun 30th Aug 2009

Gender: Female

Status: Signed_Up

Only 1 question

dottyc

mos 7 d

a measure of the time taken for radioactivity of a given sample to fall by fifty per cent. 4-4 -a-f-i-e thanks in advance dottyc

Only 1 question