2.
the number of protons in one atom of an element determines the atom's
., and the number of electrons determines
of and element.
to the number of

Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j

How to convert a density of 0.791g/cm3 to lb/ft3

Classify this reaction: 2al+n2-> aln.