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If a 105 g piece of aluminum (specific heat 216 cal/g°C) at 25.0°C absorbs 542 cal,...
Given the heat of the following reaction: 2. NH.Clag+NaOHa AH= -3.6 kJ >NH OH+NaCl (aq) Calculate...
Given the heat of the following reaction: 2. NH.Clag+NaOHa AH= -3.6 kJ >NH OH+NaCl (aq) Calculate the amount of heat produced (called q in this experiment) by reacting 50.0 mL of 2.0 M NHCI with 50.0 mL of 2.0 M NaOH. Show your work and include units. If a 105 g piece of aluminum (specific heat .216 cal/g°C) at 25.0°C absorbs 542 cal, what will its new temperature be? Use the correct number of significant figures Calorimetry 132
12) If you added 4450 calories of heat to 197 g of aluminum at 25.0 degrees...
12) If you added 4450 calories of heat to 197 g of aluminum at 25.0 degrees C what would the resulting temperature be? The specific heat of aluminum is 0.220 cal/g °C
2 2.50 kj of heat energy is applied to 25.0 g piece of aluminum at 25.0...
2 2.50 kj of heat energy is applied to 25.0 g piece of aluminum at 25.0 degrees C. pt Given that the specific heat capacity of Al is 0.878 J/gC, what is the final temperature of the metal? 138.9 degrees C 134.1 degrees C 113.9 degrees C 88.9 degrees C
1. The specific heat of aluminum is 0.215 cal/goc. A 1000 g block of aluminum is...
1. The specific heat of aluminum is 0.215 cal/goc. A 1000 g block of aluminum is heated to 600 oC and then allowed to cool. If the aluminum loses 5000. cal to the atmosphere in 30 seconds, what will be its temperature at the end of that period? 2. molar heat capacity of a substance was found to be 5.73 calmoloC, and the specific The heat capacity was found to be 0.0902 calg°C. What is the atomic weight of this...
Assuming that the specific heat of the solution is 4.18 J/(g⋅∘C) and that the calorimeter itself...
Assuming that the specific heat of the solution is 4.18
J/(g⋅∘C) and that the calorimeter itself absorbs a negligible
amount of heat, calculate ΔH in kilojoules for the reaction.
Part A Assuming that the specific heat of the solution is 4.18 J/(g . C) and that the calorimeter itself absorbs a negligible amount of heat, calculate AH in kilojoules for the reaction K2O(8)+H20()-2KOH(aq) ανα ΑΣφ ? ΔΗ - kJ Request Answer Submit Provide Feedback Next> Constants Periodic Tab When 1.045...
A hot piece of aluminum weighing 50.0 grams at 350°C is dropped into 500. grams of...
A hot piece of aluminum weighing 50.0 grams at 350°C is dropped into 500. grams of water at 22.0°C. What is the final temperature of the water? The specific heat of aluminum is 0.902 J/g°C and that of water is 4.184 J/g°C.
The temperature of a piece of silver (specific heat Sag = 0.031j/g.°C) with a mass of...
The temperature of a piece of silver (specific heat Sag = 0.031j/g.°C) with a mass of 362 g decreased by 58 °C when it was added to a 98.56 g sample of water (specific heat of water Sw = 4.184 j/g °C) in a constant pressure calorimeter of negligible heat capacity. What is the final temperature of water if its initial temperature was 23.4 °C ?
structure.com/courses/1253444/quizzes/2442703/take Calculate the amount of heat water absorbs from a piece of hot metal using the...
structure.com/courses/1253444/quizzes/2442703/take Calculate the amount of heat water absorbs from a piece of hot metal using the following data: 75.0 g of cold water is placed in a calorimeter. The initial temperature of the water is 21.2°C. To the calorimeter a 29.458 g piece of metal at 98.9 °C is added. The final temperature of the contents of the calorimeter is measured to be 29.5°C. (HINT: the specific heat of water is 4.184 ) heat absorbed by water = Knowing the...
If 125 cal of heat is applied to a 60.0-g piece of copper at 21.0 ∘C...
If 125 cal of heat is applied to a 60.0-g piece of copper at 21.0 ∘C , what will the final temperature be? The specific heat of copper is 0.0920 cal/(g⋅∘C)
How much heat will be absorbed by a 72.3 g piece of aluminum (specific heat =...
How much heat will be absorbed by a 72.3 g piece of aluminum (specific heat = 0.930 J/g･°C) as it changes temperature from 23.0°C to 67.0°C?
Given the heat of the following reaction: 2. NH.Clag+NaOHa AH= -3.6 kJ >NH OH+NaCl (aq) Calculate the amount of heat produced (called q in this experiment) by reacting 50.0 mL of 2.0 M NHCI with 50.0 mL of 2.0 M NaOH. Show your work and include units. If a 105 g piece of aluminum (specific heat .216 cal/g°C) at 25.0°C absorbs 542 cal, what will its new temperature be? Use the correct number of significant figures Calorimetry 132
12) If you added 4450 calories of heat to 197 g of aluminum at 25.0 degrees C what would the resulting temperature be? The specific heat of aluminum is 0.220 cal/g °C
2 2.50 kj of heat energy is applied to 25.0 g piece of aluminum at 25.0 degrees C. pt Given that the specific heat capacity of Al is 0.878 J/gC, what is the final temperature of the metal? 138.9 degrees C 134.1 degrees C 113.9 degrees C 88.9 degrees C
1. The specific heat of aluminum is 0.215 cal/goc. A 1000 g block of aluminum is heated to 600 oC and then allowed to cool. If the aluminum loses 5000. cal to the atmosphere in 30 seconds, what will be its temperature at the end of that period? 2. molar heat capacity of a substance was found to be 5.73 calmoloC, and the specific The heat capacity was found to be 0.0902 calg°C. What is the atomic weight of this...
Assuming that the specific heat of the solution is 4.18
J/(g⋅∘C) and that the calorimeter itself absorbs a negligible
amount of heat, calculate ΔH in kilojoules for the reaction.
Part A Assuming that the specific heat of the solution is 4.18 J/(g . C) and that the calorimeter itself absorbs a negligible amount of heat, calculate AH in kilojoules for the reaction K2O(8)+H20()-2KOH(aq) ανα ΑΣφ ? ΔΗ - kJ Request Answer Submit Provide Feedback Next> Constants Periodic Tab When 1.045...
The temperature of a piece of silver (specific heat Sag = 0.031j/g.°C) with a mass of 362 g decreased by 58 °C when it was added to a 98.56 g sample of water (specific heat of water Sw = 4.184 j/g °C) in a constant pressure calorimeter of negligible heat capacity. What is the final temperature of water if its initial temperature was 23.4 °C ?
structure.com/courses/1253444/quizzes/2442703/take Calculate the amount of heat water absorbs from a piece of hot metal using the following data: 75.0 g of cold water is placed in a calorimeter. The initial temperature of the water is 21.2°C. To the calorimeter a 29.458 g piece of metal at 98.9 °C is added. The final temperature of the contents of the calorimeter is measured to be 29.5°C. (HINT: the specific heat of water is 4.184 ) heat absorbed by water = Knowing the...
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