What is the narrowest ph range possible ? ?

The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.