# Solve this: Q.11 (S) 0.5 mole each of two ideal gases A and B ( = 3 R) are taken in a container and expanded reversibly and adiabatically, during this process temperature of gaseous mixture decreased from 350 K and 250 K. Find $∆$H (in cal/mol) for the process : (a) - 100 R (b) - 137.5 R (c) - 375 R (d) None of these

Here correct option is c

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