Explain if the entropy in the coming reactions increasing or decreasing? And why????
a. Ni(s) + 4CO(g) --------------- Ni(CO)4(l)
b. H₂O(s) --------------- H₂O(l)
c. graphite --------------- diamond
d. 2Na(s) + 2H₂O ---------------- 2Na+(aq) + 2OH-(aq) + H₂(g)
e. CaCl₂(s) + 6H₂O(l) -----------CaCl2.6H₂O(s)