Sodium has the atomic number 11. how many electrons are in a sodium ion,

when a reversible reaction is occurring in both directions at the same rate; the products and reactants do not change in concentration. a chemical reaction where the compound is broken into its constituent parts.

answer; the above answer to the above statement is (true)

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex

you know they are heterozygous for a trait because they have it as jj or jj.