Question

One of the isotopes of sulfur is represented as sulfur-35 or S-35. What does the number 35 signify? A. number of protons B. number of neutrons C. atomic number D. mass number

Answer 1

D. mass number

Step-by-step explanation:

Answer 2

D. Mass number

Step-by-step explanation:

atomic number is constant since the number of protons and electrons is equal

number of protons is always the same as the number of electrons

the number of neutrons vary from the number of protons therefore causing the difference in mass numbers