predict the sign of the entropy change for each of the follwoing changes of state

a).Hg(l) to Hg(g)
b).AgNO3(s) to AgNO3(aq)
c).I2(g) to I2(s)
d).C(graphite) to C(diamond)

Question

predict the sign of the entropy change for each of the follwoing
changes of state

a) Hg(l) to Hg(g)
b) AgNO3(s) to AgNO3(aq)
c) I2(g) to I2(s)
d) C(graphite) to C(diamond)

veena Vasandani · Accepted Answer

a Positive Liquid changes into gas which is more disordered
state
b Positive
c negative
d positive graphite is the more stable allotrope

predict the sign of the entropy change for each of the follwoing changes of state a).Hg(l) to Hg(g)b).AgNO3(s) to AgNO3(aq)c).I2(g) to I2(s)d).C(graphite) to C(diamond)