Chemistry, 25.08.2019 07:00 payshencec21

Which of the following best expresses the definition of an open system?
energy can enter or leave the system but matter cannot.
heat and matter are both able to enter or leave the system.
matter can enter or leave the system but energy cannot.
heat and matter can enter the system but cannot leave the system.

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Which of the following best expresses the definition of an open system?
energy can enter or...

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