How many protons does an atom with an atomic number of 12 and a mass number of 26 have?

Stage in which a typical star has completely stopped fusion

An atom with 7 protons, 6 neutrons, and 7 electrons has an atomic mass of amu. (enter a whole number.) numerical answers expected! answer for blank 1:

Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol