Feature e on the map is composed of glacial till. what type of glacial till is e, and how did it form?

Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.

What is the mass of sodium in 3 moles of sodium chloride

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )