Which of the following are spontaneous processes? 1. Ice melting at 1atm and 298 K (assume only ice is initially present). 2.

Question

Which of the following are spontaneous processes?
1. Ice melting at 1atm and 298 K (assume only ice is initially present).
2. Heat flowing from a hot object to a cold object.
3. An iron bar rusting.
A) 1 only
B) 2 only
C) 3 only
D) 1 and 3 only
E) 1, 2,' and 3

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