Determine the change in entropy and state whether the following unbalanced reaction is spontaneous or non-spontaneous with respect to entropy.
Ba(OH) ₂​⋅8H₂​O(s) +NH4​NO3​(s) →Ba(NO₃​) ₂​(s) +H₂​O(l) +NH₃​(aq)
a) Ba(OH) ₂​⋅8H₂​O(s) →Ba(NO₃​) ₂​(s) +NH₄​NO₃​(s) +NH₃​(aq) +H₂​O(l)
b) S∘=427
c) S∘=214
d) S∘=151. 1
e) S∘=111
f) S∘=69. 9