Which equivalence factor should you use to convert from 38.2 grams of potassium (k) to moles of potassium? (38.2 g k/39.10 g k) (38.2 g k/1 mol k) (1 mol k/38.2 g k) (1 mol k)/39.10 g k)

Bthats what im doing to and i figured it out it is b

The atomic nucleus made up from protons (yellow) and neutrons (blue) and held together by nuclear forces. nuclear forces (also known as nuclear interactions or strong forces) are the forces that act between two or more nucleons. they bind protons and neutrons (“nucleons”) into atomic

Deposition  is  change of state has the wrong energy change listed