PlS HELP
How many moles are in 157.5 grams of NaCl (Sodium Chloride)?

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 are the similarities of physical and chemical change ?

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?