8.5A Independent Learning

1.If a phosphorus (P)atom has a mass number of 31, how many neutrons are in the atom? Show how you got your answer in your paper. 15 16 14 13 Label the atom below. DO NOT use capital letters. Use the plural form (add s in your answer)... protons neutrons electrons Sort the following Protons positive in the nucleus mass of 1 amu Neutrons no charge also in the nucleus same mass as protons Electrons negative mass almost 0 in the electron cloud 5.Which statements best describe the charges on the particles in this model? Justify your answer in your paper. Both particles X and Y have a negative charge. Particle Z has a positive charge. Both particles X and Y have a positive charge. Particle Z has a negative charge. Either particle X or particle Y has a negative charge. Particle Z has a positive charge. Either particle X or particle Y has a positive charge. Particle Z has a negative charge.