Multiple Choice
The following experiment was carried out using a newly synthesized chlorofluorocarbon .Exactly 50 mL of the gas effused through a porous barrier in 157 s.The same volume of argon effused in 76 s under the same conditions.Which compound is the chlorofluorocarbon?
A) C2Cl4F2
B) C2ClF5
C) C2Cl2F4
D) C2Cl5F
E) C2Cl3F3
Correct Answer:

Verified
Correct Answer:
Verified
Q143: Ceramics are not brittle.
Q144: A sample of a gas weighing
Q145: The mass of a face-centered cubic unit
Q146: Which of the following is the strongest
Q147: What is the end result of the
Q149: If the ratio of the radius of
Q150: A new material will be recognized as
Q151: Consider the following reaction:<br>4NaO<sub>2</sub>(s)+ 2CO<sub>2</sub>(g) <span
Q152: Oxygen can be produced in the
Q153: From what do silicates derive their strength?<br>A)