Answer:
In both nuclear and chemical reactions, two physical quantities are seen to be conserved and unchanging: the number of particles and the total charge. A constant number of particles in nuclear reactions does not imply that mass is conserved.
Explanation:
XCl2 + 2 AgNO3 = X(NO3)2 + 2 AgCl
i ran this through a calculator
The answer is Francium.