The elements of which group are nonreactive?
O halogens
O alkaline earth metals
O noble gases
alkali metals

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.

Idon’t know how to solve this question

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.