The quantity of energy gained by a system equals the quantity of energy gained by its surroundings.
Indicate whether the statement is true or false
Question 2
CsCl crystallizes in a unit cell that contains the Cs+ ion at the center of a cube that has a Cl- at each corner. Each unit cell contains ________ Cs+ ion(s) and ________ Cl- ion(s), respectively.
A) 1 and 8
B) 2 and 1
C) 1 and 1
D) 2 and 2
E) 2 and 4
Question 3
The energy of a photon that has a wavelength of 8.33 10-6 m is ________ J.
A) 2.20 10-26
B) 3.60 1013
C) 2.39 10-20
D) 2.7 109
E) 4.5 10-25