Author Question: Place the following in order of increasing atomic radius. As O Br A) As < Br < O B) O < ... (Read 83 times)

chandani · **on:** Aug 27, 2018

Place the following in order of increasing atomic radius. As O Br

A) As < Br < O
B) O < As < Br
C) Br < As < O
D) As < O < Br
E) O < Br < As

Question 2

A gas mixture contains CO, Ar and H2. What is the total pressure of the mixture, if the mole fraction of H2 is 0.35 and the pressure of H2 is 0.58 atm?

A) 1.7 atm
B) 0.20 atm
C) 0.49 atm
D) 0.60 atm
E) 2.1 atm