3. Which of the following statement is true?Mass number is the combina

1.	3. Which of the following statement is true?Mass number is the combination of proton and neutronMass number is the combination of electron and protonAtomic number represents neutron numberElectrons are found in the nucleus
Answer» Answer: the total NUMBER of PROTONS and NEUTRONS in an atom

3. Which of the following statement is true?Mass number is the combination of proton and neutronMass number is the combination of electron and protonAtomic number represents neutron numberElectrons are found in the nucleus

Answer»

Answer:

the total NUMBER of PROTONS and NEUTRONS in an atom