How many km are equal to 1.55 x 10^4 m?

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

What material does not melt at any temperature