the temperature of a silver coin decreases by 353°c as it releases 5,550 joules of heat. what is the mass of the coin? the specific heat of silver =0.34J/g°C

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Q: 5.04 x 10-3 mole of a compound is added to 41.0 g of water in a styrofoam cup and stirred until it…

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Q: The molar heat of solution (AH,0ln) of sodium hydroxide is -445.1 kJ/mol. In a certain experiment,…

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Q: A 22.0 g sample of pure iron at 85 °C is dropped into 73 g of water at 20. °C. What is the final…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 161.0 g sample…

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Q: )How much will the temperature of a cup (180 g) of coffee at 95 °C be reduced when a 45g silver…

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Q: A fuel was used to heat water in a calorimetry experiment. When butane was burnt, 96070.0 J of heat…

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Q: The specific heat of lead is 0.128 J/g·°C. How much heat is needed to raise the temperature of 4.90…

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