You have placed a cube of ice in a cup of water based on the graph answer the questions that follow
1. when has the ice melted?
2. what temperature does the phase change occur?
3. at 25° c what is the state or states of the water in the beaker?
4. at nine minutes what is the state or states of the water in the beaker?
5. what did you observe about the temperature of the water inside the beaker when ice is still present?
6. explain why sublimation and deposition are classified as a physical change