Consider the Reaction
2HI(g) $f$ H₂(g)+ I₂(g)
at 298 K,K_c = 1

question 143

Multiple Choice

Consider the reaction
2HI(g)
$f$
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.

---

Definitions:

Market

A Market is any structured system where economic transactions between buyers and sellers take place, including physical locations or virtual spaces.

Demand Curve

A visual depiction showing how the quantity of a product demanded is related to its price.

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a specific price, holding all else constant.

Demand Curve

A graphical representation showing the relationship between the price of a good or service and the quantity demanded by consumers over a range of prices.