Which statement is FALSE of the element Gallium that has a mass of 72? It has the same number of protons and electrons
Number of protons is 31
Number of neutrons is 31
This is an isotope of Gallium
This is an ion of Gallium

Can anyone explain 1. review your spectrometry data and use the known elements to identify the star's composition. which unknown elements make up this star? justify your element selections. 2. in parts i and ii of the lab, what happened to the electrons of each element to produce the different colors of light? explain your answers using important terms from the lesson and information provided in the laboratory. 3. stars composed of heavier (more massive) elements are often slightly older than stars made predominantly from hydrogen and helium. based on your data, is the newly discovered star a younger star? explain your answer.