When many atoms are split in a chain reaction, a large explosion occurs. This is an example of what type of energy conversion? (2 points) Nuclear to mechanical
Thermal to nuclear
Chemical to mechanical
Nuclear to chemical

4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.