Describe how protons, neutrons, and electrons each affect the charge and mass of an atom.

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2

Right anwser gets marked brainliest newton's discovery concerning how fast an object will change speed is the: 1st law 2nd law 3rd law universal gravitation