What does the atomic mass of an atom tell us? (2 points)

Select one:
a. How much the atom weighs
b. The number of electrons in the atom
c. Which row the element is in on the periodic table
d. The number of energy levels in the atom

Which statement about covalent bonds is true

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear

Need only answer if you think you know it