A 33.3 g hot piece of metal at 450K is placed in pure water that has...
- A 33.3 g hot piece of metal at 450K is placed in pure water that has a volume of 155.0 mL which has an initial temperature of 5.3°C. After five minutes, equilibrium is established. What is the final temperature of the water in Celsius if the metal has a specific heat 0.33 J/g°C
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A 33.3 g hot piece of metal at 450K is placed in pure water
that has...
1. A 33.3 g hot piece of metal at 450K is placed in pure water that...
1. A 33.3 g hot piece of metal at 450K is placed in pure water that has a volume of 155.0 mL which has an initial temperature of 5.3°C. After five minutes, equilibrium is established. What is the final temperature of the water in Celsius if the metal has a specific heat 0.33/ 2. a) What is the maximum amount of salt (in molecules) that can be produced when 35 mL of 0.102 M of strontium hydroxide reacts with 12...
Balance the following chemical equations AB + C2 à A8C18 + C2B ABC3 + A2D -> ...
Balance the following chemical equations AB + C2 à A8C18 + C2B ABC3 + A2D -> A10B10D15 + AC A compound designated as AB2C, has a total valence electrons of 26 where each element B and C has 7 valence electrons. Element A is the least electronegative. Draw a reasonable Lewis structure. What is the molecular shape of your Lewis structure Is your structure polar or non polar A 33 g hot piece of metal at 450K is placed in...
If the hydroxide concentration of a CH3COOH/CH3COO- buffer system is 0.000045 M, what is the acetate...
If the hydroxide concentration of a CH3COOH/CH3COO- buffer system is 0.000045 M, what is the acetate concentration if the acetic acid concentration is 0.74 and the dissociation constant, Ka, of CH3COOH is 6 x 10-9 ? A hot piece of metal at 450K is placed in pure water that has a volume of 55.0 mL which has an initial temperature of 25.3°C. After five minutes, equilibrium is established and a final temperature of 44.4°C is reached . What is the...
6. A piece of 155.0 g aluminium metal at 120°C was placed in a constant pressure...
6. A piece of 155.0 g aluminium metal at 120°C was placed in a constant pressure calorimeter of negligible heat capacity containing 300.0 g of water at 20°C. Calculate the final temperature of the system (the aluminium metal and the water) in °C: given the specific heat of aluminium metal = 0.90 J/g °C, and that of water 4.184 J/g °C
A 50.0 g piece of hot iron is placed in 165 g of water with an...
A 50.0 g piece of hot iron is placed in 165 g of water with an initial temperature of 22.8°C. The temperature of the combination rises to 25.7°C. What was the initial temperature of the iron? The specific heat of iron is 0.449 J/gK and the specific heat of water is 4.18 J/gK.
A piece of metal weighing 5.50 g at a temperature of 34.5 °C was placed in a calorimeter in 32.35 mL of water at 22.5 °...
A piece of metal weighing 5.50 g at a temperature of 34.5 °C was placed in a calorimeter in 32.35 mL of water at 22.5 °C. The final equilibrium temperature was found to be 27.5 °C. What is the specific heat of the metal? IVO AQ * R 0 O ? J/K-g
6. If the pH of a CH3COOH/CH3COO buffer system is 4.5, what is the acetate concentration...
6. If the pH of a CH3COOH/CH3COO buffer system is 4.5, what is the acetate concentration if the acetic acid concentration is 0.44 and the dissociation constant, Ka, of CH3COOH is 1.6 x 10-%? 7. A 23.3 g hot piece of metal at 350K is placed in pure water that has a volume of 55.0. The metal is placed in the water and after five minutes, equilibrium is established where the final temperature of the metal reaches 99.8°C. What is...
3. A 32.520 g piece of unknown metal was heated in a hot water bath at 99.80°C. The hot metal was then transferred...
3. A 32.520 g piece of unknown metal was heated in a hot water bath at 99.80°C. The hot metal was then transferred to a coffee-cup calorimeter containing 100.0 mL of water. Time-Temperature data was collected and plotted. From the plot, the initial and final tem- peratures for the water were determined to be T 23.76°C and T 26.18°C. and qse (Assume C 21.0 J°C.) a. Calculate cal b. Calculate qnetal Calculate cmetal d. Calculate the molar mass for the...
A 16.260g piece of metal was heated in a hot water bath at . The hot...
A 16.260g piece of metal was heated in a hot water bath at . The hot metal was then transferred to a calorimeter containing 50.00 mL of water (d of H2O= 1.00 g/mL). From the time-temperature plot, the initial and final temperature for the water were determined to be and , respectively. A) calculate heat (q) gained by the calorimeter and water assuming Ccal= , qH2O= (4.184 J/gC)(mwater)() and qcal=Ccal. 95.5°C 23.76°C 26.18°C 21.0J/ C T We were unable to...
Part A A piece of metal weighing 3.00 g at a temperature of 47.3°C was placed...
Part A A piece of metal weighing 3.00 g at a temperature of 47.3°C was placed in a calorimeter in 32.05 mL of water at 23.3°C. The final equilibrium temperature was found to be 28.0°C. What is the specific heat of the metal? O AE ROE?
1. A 33.3 g hot piece of metal at 450K is placed in pure water that has a volume of 155.0 mL which has an initial temperature of 5.3°C. After five minutes, equilibrium is established. What is the final temperature of the water in Celsius if the metal has a specific heat 0.33/ 2. a) What is the maximum amount of salt (in molecules) that can be produced when 35 mL of 0.102 M of strontium hydroxide reacts with 12...
6. A piece of 155.0 g aluminium metal at 120°C was placed in a constant pressure calorimeter of negligible heat capacity containing 300.0 g of water at 20°C. Calculate the final temperature of the system (the aluminium metal and the water) in °C: given the specific heat of aluminium metal = 0.90 J/g °C, and that of water 4.184 J/g °C
A piece of metal weighing 5.50 g at a temperature of 34.5 °C was placed in a calorimeter in 32.35 mL of water at 22.5 °C. The final equilibrium temperature was found to be 27.5 °C. What is the specific heat of the metal? IVO AQ * R 0 O ? J/K-g
6. If the pH of a CH3COOH/CH3COO buffer system is 4.5, what is the acetate concentration if the acetic acid concentration is 0.44 and the dissociation constant, Ka, of CH3COOH is 1.6 x 10-%? 7. A 23.3 g hot piece of metal at 350K is placed in pure water that has a volume of 55.0. The metal is placed in the water and after five minutes, equilibrium is established where the final temperature of the metal reaches 99.8°C. What is...
3. A 32.520 g piece of unknown metal was heated in a hot water bath at 99.80°C. The hot metal was then transferred to a coffee-cup calorimeter containing 100.0 mL of water. Time-Temperature data was collected and plotted. From the plot, the initial and final tem- peratures for the water were determined to be T 23.76°C and T 26.18°C. and qse (Assume C 21.0 J°C.) a. Calculate cal b. Calculate qnetal Calculate cmetal d. Calculate the molar mass for the...
Part A A piece of metal weighing 3.00 g at a temperature of 47.3°C was placed in a calorimeter in 32.05 mL of water at 23.3°C. The final equilibrium temperature was found to be 28.0°C. What is the specific heat of the metal? O AE ROE?
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