Answer:
After 3 half-lives (1500 years), 125 g of the parent isotope will remain
Explanation:
the reason why living cells cant use heat to provide the energy for their reactions is because not all living cells have heat and the heat could damage the natural qualities in proteins.
~batmans wife
The object to life is to reproduce. after that nature really doesnt care what happens to you. so if you can reproduce hundreds of thousands of times over a month. Without much effort either. would you.
Answer:so awnser is b !
Explanation:
I KNOW this becaues i took the test