Help am confusion and to clear things up NO IM NOT IN HIGH SCHOOL IM A MIDDLE SCHOOLER iDK WHY IT PUT HIGH SCHOOL

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

What does the mass of 0.7891 mol of ferric oxide (fe2o3)

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