Circle the atom in each pair that has the largest atomic radius.
a: al or b
b: s or o
c: br or cl
d: na or al
e: o or f
f: mg or ca

What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 × 1015 hz? planck’s constant is 6.63 × 10–34

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

What causes the development of most clouds and precipitation in the atmosphere?