Pls help with give brainiest Here is a model of the Sun-Earth system.

Which type of orbits are found in the principal energy level n = 2 a - s b - s, f c - s, d d - s, p e - s, p, d

How many moles are in 43.9 l of oxygen

Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by