100%.....50%.....25%......12.5%......6.25%......3.125%......1.5625%
...........1............2...........3..............4.................5................6..................
After six half-lives would be found 1.5625% of readioactive species.
A. Combustion since it can’t be nuclear….?
In stars helium atoms are used with hydrogen atoms in order to produce energy.
Answer: A )
The chemical formula for ammonium oxalate is C2H8N2O4