Explain why does a sandwich on a plate dry out faster

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Use your knowledge of changes of state to explain the following: a) why is spray that evaporates quickly, such as ethyl chloride, used to numb a sports injury during a game? b) why does water in a wide, flat shallow dish evaporate more quickly than the same amount of water in a tall, narrow vase? c) why does a sandwich on a plate dry out faster than a sandwich in plastic wrap?

Reference no: EM13248485

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