The element with 92 protons:
(I3) R A (D1) I U M

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?

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer