How many centimeters are in 0.479 kilometers

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.