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Classify the following as open, closed, ...

Classify the following as open, closed, or isolated system.
a. A beaker containing as opne, boiling water.
b. A chemical recation taking place in an enclosed flask.
c. A cup of tea placed on a table.
d. Hot water placed in perfectly insulated closed container.
e. A thermos flask containing hot coffee.

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Types of system:
a. Open system b. Closed system
c. Open system d. Isolated system
e. Isolated system
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