Chemistry

2019 U.S. National Chemistry Olympiad Local Section Exam Question 24

The Ksp of BaSO4 at 298 K is 1.1 × 10–10. What is ∆ at 298 K for the following reaction?

(A)  –57 kJ mol–1
(B)  –25 kJ mol–1
(C) 25 kJ mol–1
(D) 57 kJ mol–1

Leave a Reply

Test ID: 1916
Source: acs.org