Electrons around the nucleus of an atom. Options:
- valence electrons
- atomic number
- atomic mass
- amu - atomic mass unit
- ionization energy
- electronegativity
- ionic bond
- covalent bond
- metallic bond

Amount of liquid measured in l or lm

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what