Identify the one metal that best agrees with your specific heat and density. specific heat: 0.68...
Homework Answers
The density and the specific heat of given metal are 4.2641 g/mL and 0.68 J/g•C. Among the all metals, these values are very close and best agree with the density and specific heat of Titanium having values 4.507 g/mL and 0.523 J/g•C.
Thus, the given metal is Titanium.
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Identify the one metal that best agrees with your specific heat and
density.
specific heat: 0.68...
SPECIFIC HEAT OF A METAL Specific heat is an intensive property, which is the amount of...
SPECIFIC HEAT OF A METAL Specific heat is an intensive property, which is the amount of heat required to raise the temperature of 1 gram substance by 1°C. Specific heat units areJ/g °C. Solve the following problems using your lecture notes: 1. When 8.50 g of metal, initially at 82 °C, is placed in 45 g water at 20°C, the final temperature of the metal and water is 22 °C. Calculate the specific heat of the metal in J/gºC. (specific...
An irregular lump of an unknown metal has a measured density of 3.84 g/mL. The metal...
An irregular lump of an unknown metal has a measured density of 3.84 g/mL. The metal is heated to a temperature of 161 °C and placed in a graduated cylinder filled with 25.0 mL of water at 25.0 °C. After the system has reached thermal equilibrium, the volume in the cylinder is read at 33.7 mL, and the temperature is recorded as 37.4 °C. What is the specific heat of the unknown metal sample? Assume no heat is lost to...
37) A student attempts to determine the specific heat of a metal by conducting a calorimetry...
37) A student attempts to determine the specific heat of a metal by conducting a calorimetry experiment. The student heats 250 g of the unknown metal to a temperature of 38 C. They then place the metal into a calorimeter which contains 100 g of water at 21°C. The maximum temperature of the water rises to 27°C. a) What is the heat gained by the water in the calorimeter? Specific heat of water is 4.18 J/g'C. (5 points) b) What...
Using the density, specific heat, and heat if vaporization of water from Appendix B, calculate the...
Using the density, specific heat, and heat if vaporization of water from Appendix B, calculate the amount of energy required to vaporize 1.00 gal of water beginning with water at 15∘C. Express your answer to two significant figures. Density: 0.99987 g/mL at 0∘C. 1.00000 g/mL at 4∘C. 0.99707 at 25∘C. 0.95838 at 100∘C. Heat (enthalpy) of vaporization: 44.94 kJ/mol at 0∘C. 44.02 kJ/mol at 25∘C. 40.67 kJ/mol at 100∘C. Specific heat: 2.092 J/g-K= 2.092 J/gx∘C for ice at -3∘C. 4.184...
Identify an unknown metal by determining its specific heat capacity (Csp). It takes 26,347 J of...
Identify an unknown metal by determining its specific heat capacity (Csp). It takes 26,347 J of heat to raise the temperature of 253.5 grams of the unknown metal from 31.4°C to 146.5°C. Determine the Csp and then use the adjacent table to identify the metal.de Date: city (Cs). of the then use the TABLE 6.4 Specific Heat Capacities of Some Common Substances Specific Heat Capacity, Cs Substance (J/g °C)* Elements 0.128 Lead 0.128 Gold Silver 0.235 0.385 sorto no 12...
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density...
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density (g/mol) Appearance Magnesium 24.31 1.02 Shiny gray metallic 1.738 g/cm Aluminum 26.98 0.90 Silvery gray metallic 2.70 g/cm Nickel 58.69 0.44 Silver, gold tinge metallic 8.908 g/cm Copper 63.55 0.38 Lustrous red-orange 8.96 g/cm Zinc 65.38 0.51 Silver-gray metallic 7.14 g/cm 107.87 Shiny white metallic 10.49 g/cm Silver 0.24 Gold 196.87 0.13 Metallic yellow 19.30 g/cm 9.78 g/cm 0.12 Lustrous brownish silver Bismuth 208.98...
Part A. 1. Calculate the specific heat for your metal for each trial. Remember that the...
Part A. 1. Calculate the specific heat for your metal for each trial. Remember that the heat lost by the metal is equal to the heat gained by the water in the calorimeter and by the calorimeter itself. This can be expressed as metal = (qwater + (calorimeter). The specific heats are positive numbers. 2. Calculate the average specific heat for your metal sample. 3. Calculate the standard deviation of your average specific heat capacity. 4. Using the physical properties...
Please help with each one 2. (20 pts.) Calculate the specific heat of a piece of...
Please help with each one
2. (20 pts.) Calculate the specific heat of a piece of metal if its mass is 25.52 grams and the metal gives off 1551 Joules of heat when cooled to 20 °C from an initial temperature of 85 °C. c.) 0.440J d.) 0.940 J c.) d.) 0.450 g 0.940 J/g °C . (15 pt.) From your Question #5 result, identify the metal using the following table: Metal ΑΙ Fe Hg Bi Cu Pb Specific Heat...
Question 3 of 8 > The specific heat of a certain type of metal is 0.128...
Question 3 of 8 > The specific heat of a certain type of metal is 0.128 J/(g:'C). What is the final temperature if 305 J of heat is added to 42.7 g of this metal, initially at 20.0°C? Tiinal =
Your answer choices list a metal with its specific heat capacity. If the same amount of...
Your answer choices list a metal with its specific heat capacity. If the same amount of energy in the form of heat is added to 10.00 g samples of each of the metals below, which metal will undergo the largest temperature change? Select one: 0-1 -1 a. Chromium 0.46 J°C 9 -1 -1 b. Titanium 0.54 Jºc '. -1 -1 c. Manganese 0.48 Jºc 9 0-1 -1 d. Scandium 0.57 J C9 0-1 -1 e. Potassium 0.75 J C9
SPECIFIC HEAT OF A METAL Specific heat is an intensive property, which is the amount of heat required to raise the temperature of 1 gram substance by 1°C. Specific heat units areJ/g °C. Solve the following problems using your lecture notes: 1. When 8.50 g of metal, initially at 82 °C, is placed in 45 g water at 20°C, the final temperature of the metal and water is 22 °C. Calculate the specific heat of the metal in J/gºC. (specific...
37) A student attempts to determine the specific heat of a metal by conducting a calorimetry experiment. The student heats 250 g of the unknown metal to a temperature of 38 C. They then place the metal into a calorimeter which contains 100 g of water at 21°C. The maximum temperature of the water rises to 27°C. a) What is the heat gained by the water in the calorimeter? Specific heat of water is 4.18 J/g'C. (5 points) b) What...
Identify an unknown metal by determining its specific heat capacity (Csp). It takes 26,347 J of heat to raise the temperature of 253.5 grams of the unknown metal from 31.4°C to 146.5°C. Determine the Csp and then use the adjacent table to identify the metal.de Date: city (Cs). of the then use the TABLE 6.4 Specific Heat Capacities of Some Common Substances Specific Heat Capacity, Cs Substance (J/g °C)* Elements 0.128 Lead 0.128 Gold Silver 0.235 0.385 sorto no 12...
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density (g/mol) Appearance Magnesium 24.31 1.02 Shiny gray metallic 1.738 g/cm Aluminum 26.98 0.90 Silvery gray metallic 2.70 g/cm Nickel 58.69 0.44 Silver, gold tinge metallic 8.908 g/cm Copper 63.55 0.38 Lustrous red-orange 8.96 g/cm Zinc 65.38 0.51 Silver-gray metallic 7.14 g/cm 107.87 Shiny white metallic 10.49 g/cm Silver 0.24 Gold 196.87 0.13 Metallic yellow 19.30 g/cm 9.78 g/cm 0.12 Lustrous brownish silver Bismuth 208.98...
Part A. 1. Calculate the specific heat for your metal for each trial. Remember that the heat lost by the metal is equal to the heat gained by the water in the calorimeter and by the calorimeter itself. This can be expressed as metal = (qwater + (calorimeter). The specific heats are positive numbers. 2. Calculate the average specific heat for your metal sample. 3. Calculate the standard deviation of your average specific heat capacity. 4. Using the physical properties...
Please help with each one
2. (20 pts.) Calculate the specific heat of a piece of metal if its mass is 25.52 grams and the metal gives off 1551 Joules of heat when cooled to 20 °C from an initial temperature of 85 °C. c.) 0.440J d.) 0.940 J c.) d.) 0.450 g 0.940 J/g °C . (15 pt.) From your Question #5 result, identify the metal using the following table: Metal ΑΙ Fe Hg Bi Cu Pb Specific Heat...
Question 3 of 8 > The specific heat of a certain type of metal is 0.128 J/(g:'C). What is the final temperature if 305 J of heat is added to 42.7 g of this metal, initially at 20.0°C? Tiinal =
Your answer choices list a metal with its specific heat capacity. If the same amount of energy in the form of heat is added to 10.00 g samples of each of the metals below, which metal will undergo the largest temperature change? Select one: 0-1 -1 a. Chromium 0.46 J°C 9 -1 -1 b. Titanium 0.54 Jºc '. -1 -1 c. Manganese 0.48 Jºc 9 0-1 -1 d. Scandium 0.57 J C9 0-1 -1 e. Potassium 0.75 J C9
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