7. Refer to figure B. Identify the system and at what point thermal
equilibrium is reached between its components.
O The system is the ice cream. Based on the data, thermal equilibrium is
reached at -2°C
O The system is the ice cream. Based on the data, thermal equilibrium is
not reached
O The system is the ice cream and the air. Based on the data, they reach
thermal equilibrium at -2°C
The system is the ice cream and the air. Based on the data, they do not
reach thermal equilibrium