Consider the Reaction 2HI(g) H₂(g)+ I₂(g)

question 50

Multiple Choice

Consider the reaction 2HI(g) H₂(g) + I₂(g)
At 298 K,K_c = 1.3  10^3,whereas at 783 K,K_c = 2.2  10^2.Which of the following is true?

• A)The reaction is exothermic.
• B)The reaction is endothermic.
• C)At 298 K, K = 3.2  10 ^{ 2}.
• D)At 298 K, the reaction is likely to be spontaneous.
• E)At 783 K, more HI(g)is produced.