Compute mass of the ice cube
A cube of ice is taken from the freezer at -9.0C and placed in a 92 g aluminum calorimeter filled with 324 g of water at room temperature of 20C. The final situation is observed to be all water at 15C. What was the mass of the ice cube?
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Planet Z is 8,000 km in diameter. The acceleration due to gravity on Planet Z is 7.0 m/s2. What is the acceleration due to gravity 10,000 km above Planet Z's north pole?
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