Express 1 mg mass equivalent in eV

Express 16 mg mass into equivalent energy in eV.

Express 16 mg mass into equivalent energy in eV.

Express 16 mg mass into equivalent energy in electron volt.

Express 16 mg mass into equivalent energy in electron volt.

Define electron volt and atomic mass unit and find relation between them. Express atomic mass unit in MeV (or eV).

Express 150 microgram mass into equivalent energy in electron volt.

Express decimal equivalent of 1/60 to three significant figures.