Well, the density of the water is

so i believe that is what the question is asking for :)
The shades are very different
Answer:
The Full Moon and New Moon
Explanation:
It means that you consider the elements as a list organized by atomic number, the property is seen to repeat over and over as you move through that list.
From the planks equation
E=hv
V= c/ wave length
V= 3×10^8/30×10^-9
=1×10^16
E= hv
6.63×10^-34×1×10^16
= 6.63×10^-18