What determines the limiting mass of a star?

The mass of a star at which the gravitational force of the surface layers towards the center of the star and the pressure of light directed from the center are balanced is the ultimate mass of the star.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.