A 4.70-g sample of aluminum pellets (specific heat capacity = 0.89 J °C- g) and a 10.00-g sample of iron pellets (specific heat capacity = 0.45 J °C- g) are heated to 115.0°C. The mixture of hot iron and aluminum is then dropped into 98.3 g of water at 22.0°C. Calculate the final temperature of the metal and water mixture, assuming no heat loss to the surroundings. The specific heat capacity of water is 4.18 J °C¯'g¬! °C

Question
A 4.70-g sample of aluminum pellets (specific heat capacity = 0.89 J °C- g) and a 10.00-g sample of iron pellets (specific heat capacity = 0.45 J °C- g) are heated to
115.0°C. The mixture of hot iron and aluminum is then dropped into 98.3 g of water at 22.0°C. Calculate the final temperature of the metal and water mixture, assuming no heat loss
to the surroundings. The specific heat capacity of water is 4.18 J °C¯'g¬!
°C

Image Transcription

A 4.70-g sample of aluminum pellets (specific heat capacity = 0.89 J °C- g) and a 10.00-g sample of iron pellets (specific heat capacity = 0.45 J °C- g) are heated to 115.0°C. The mixture of hot iron and aluminum is then dropped into 98.3 g of water at 22.0°C. Calculate the final temperature of the metal and water mixture, assuming no heat loss to the surroundings. The specific heat capacity of water is 4.18 J °C¯'g¬! °C

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Chemical Thermodynamics

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