Q158. Which of the following sets of characteristics best describes a spontaneous reaction?Chemistry — NUST Mock By IBAGRADS 5 — Question 158 of 200A. Directional, irreversible, real processB. Unidirectional, reversible, imaginary processC. Irreversible, unidirectional, and real processD. Imaginary, irreversible reactionPractice more Chemistry MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →