Answer Happy

Posted: **Tue May 10, 2022 7:24 am**

: The Half Life Of Radium Is 1690 Years If 40 Grams Are Present Now How Much Will Be Present In 210 Years Grams Do Not 1 (8.3 KiB) Viewed 34 times

The half-life of radium is 1690 years. If 40 grams are present now, how much will be present in 210 years? grams (Do not round until the final answer. Then round to the nearest thousandth as needed.)