Chemistry, asked by wwwbengao1060, 11 months ago

A 280 days old radioactive substance shows an activity of 6000 dps, 140 days later it's activity becomes 3000 dps. What was its initial activity

Answers

Answered by Atharvakote
2
it starts realising radiation
Answered by uallas
3
To start to show it's radiation reaction
Similar questions