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Q. An AA battery is connected to a parallel-plate capacitor having 4.50 cm diameter plates spaced 4.73 mm apart. How much charge (in C) does the battery supply to each plate.

Q. A 50.0-g copper calorimeter contains 250g of water at 20 degrees C. How much steam must be condensed into the water if the final temperature of the system is to reach 50 degrees C.

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