In an electrically neutral atom of any element, there are equal numbers of a) protons and neutrons.
b) electrons and protons.
c) electrons and neutrons.
d) atomic number and atomic mass.

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.