You are given 1Kg of water at 30°C. In order to make it reach to 80°C, how much iron (at 120°C) must be added? Neglect heat content of the cup and heat exchanges with the surroundings. (Specific heat of iron is 448 J/Kg.°C)
You are given 1Kg of water at 30°C. In order to make it reach to 80°C, how much iron (at 120°C) must be added? Neglect heat content of the cup and heat exchanges with the surroundings. (Specific heat of iron is 448 J/Kg.°C)
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Transcribed Image Text:2. You are given 1Kg of water at 30°C. In order to make it reach to 80°C, how much iron (at
120°C) must be added? Neglect heat content of the cup and heat exchanges with the
surroundings. (Specific heat of iron is 448 J/Kg.°C)
3. * A 1.50-kg iron horseshoe initially at 600°C is dropped into a bucket containing 20.0 kg of
water at 25.0°C. What is the final temperature? (Ignore the heat capacity of the container,
and assume that a negligible amount of water boils away.)
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