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. State whether q, w and U are positive, negative or zero in each of the following cases: (a) The combustion of CH4 with O2 takes place in the container, but the container is in thermal contact with a large water bath. (b) Isothermal expansion of an ideal gas. (c) Combustion of CH4 with O2 takes place in a rigid container surrounded by adiabatic wall.
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. State whether q, w and U are positive, negative or zero in each of the following cases: (a) The c...
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