Explain how antimony is useful for humans. what is it used for?

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

The peak wavelength for the blackbody curve of a star is in the uv range. assuming the radiation from this star can reach earth, would you be able to see it?

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature