Explain why only the lone pairs on the central atom are taken into consideration when predicting molecular shape. what substances from the lab activity have more than one central atom?

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.