Which electromagnetic wave has the shortest wavelength?
Wavelength
(meters)
Which electromagnetic wave would have a wavelength
approximately the size of the tip of a pencil?
Gamma
Microwave Infrared
Radio
Visible
Ultraviolet
X-ray
Ray
10
102
105 0.5 x10°
10%
10-10
10-12
Which electromagnetic wave has the longest
wavelength?
WWW
About the
size of a
Building
Molecule
Honey- Pinpoint
Atomic
bee
Protozoan
Atom Nucleus
Human

How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.

Select the correct value for the indicated bond angle in each of the compounds. o−o−oo−o−o angle of o3 90° 109.5° < 109.5° 120° < 120° 180° f−b−ff−b−f angle of bf3 180° < 109.5° < 120° 120° 109.5° 90° f−o−ff−o−f angle of of2 < 120° 120° 90° 109.5° 180° < 109.5° cl−be−clcl−be−cl angle of becl2 90° 109.5° 180° 120° < 109.5° < 120° f−p−ff−p−f angle of pf3 90° 109.5° < 109.5° 180° 120° < 120° h−c−hh−c−h angle of ch4 90° < 109.5° 180° 120° < 120° 109.5°