Semua murid di dalam kelas tingkatan satu amanah sedangcerita yang disampaikan oleh Cikgu farid

The first atomic explosion was detonated in the desert north of alamogordo, new mexico, on july 16, 1945. what percentage of the strontium-90 ( yr) originally produced by that explosion still remains as of july 16, 2016?

Modern democracies function as republics in which elected officials make decisions for the majority of the people.

Which of these is most likely a characteristic of a non-radioactive daughter isotope after it is form from the parent isotope ? a. stable electrons b. stable nucleus c. positively charged atom d. negatively charged ion