Answer:7,070.74
Explanation:because frequency has a lot of energy
A
i just searched it up and wanted to help
The length of time required for half of the radioactive atoms in a sample to decay is its <span>half-life. The correct option among all the options that are given in the question is the first option or option "A". The other choices are incorrect and can be easily neglected. I hope that this is the answer that has come to your help.</span>
I'm sorry but the picture isn't clear enough
Ur answer is going to be francium