Cyclobutane gas decomposes to butene gas when heated.

The equilibrium constant K_c for this reaction is 3.0×10⁴ at 700 K. What is the value of K_p at 700 K?

• A. 3.0×10⁴
• B. 6.0×10⁴
• C. 9.0×10⁴
• D. 1.5×10⁴

Answer: (A)