Explore a wide range of topics and get answers from experts on IDNLearn.com. Get accurate and timely answers to your queries from our extensive network of experienced professionals.

Consider the following redox reaction: 2 Cr³⁺(aq) + 3 Cu(s) → 2 Cr(s) + 3 Cu²⁺(aq). The reaction:
A. Must be carried out in an electrolytic cell.
B. Can be carried out in a galvanic cell.
C. Has a positive emf value.
D. Is spontaneous at standard states and 25°C.