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Given the table of specific heat values below, what is the identity of a 26.2 g...
Question 4 of 8 > Substance lead Specific heat capacity (J/g °C) 0.128 0.235 0.385 silver copper iron 0.449 aluminum 0.903 4.184 water An unknown substance has a mass of 18.9 g. The temperature of the substance increases by 18.3 °C when 81.3 J of heat is added to the substance. What is the most likely identity of the substance? O aluminum silver O water O copper
The table lists the specific heat capacities of select substances. Substance Specific heat capacity (J/g °C) lead 0.128 silver 0.235 copper 0.385 iron 0.449 aluminum 0.903 water 4.184 An unknown substance has a mass of 13.3 g. The temperature of the substance increases by 16.7 °C when 52.2 J of heat is added to the substance. What is the most likely identity of the substance? O lead O aluminum iron O copper water O silver
Specific heat J/(g·℃) The temperature of a sample of copper increased by 24.0 °C Substance when 255 J of heat was applied. SubstanceSpecific heat J/(g·℃)lead0.128silver0.235copper0.385iron0.449aluminum0.903What is the mass of the sample? m = _______ g
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...
I know the answers but I don't know how to solve the work. Please show the work 1.) Answer: D 2.) Answer: D 3.) Answer: A Aluminum has a specific heat of 0.902 J/g.°C. How many joules of heat are required to change the temperature of 8.50 grams of aluminum from 25.0°C to 93.4°C? a. 7.67 J b. 71.7 J c. 192J d. 524 J Water has a specific heat of 4.18 J/g. °C. If 35.0 g of water at...
1. Given the following specific heats (C) values (in J/g°C): Alcs) = 0.90, Fe(s) = 0.45, Hgm = 0.14, and Agia) = 0.235, which metal can hold heat the most efficiently? a. Fe b. Al c. Ag 2. In which one of tharn -... d. Hg
1. What would be the AE (in kJ) for the following reaction if 6.300 moles of H,O were decomposed? 2 H2O → 2H, + 0, AE = 483.6 kJ (for reaction as written) 2. The value of AE for the reaction below is -336 kJ. Determine the amount of heat (in kJ) evolved when 13.0 g of HCl is formed. CHAQ) + 3 C126) → CHC130 + 3HCIO 3. If 1.00 cal = 4.18 J, what does 41.8 cal equal...
Question 14 of 39 > How much heat is required to raise the temperature of 26.2 g of water from -35 "C to 155 "C? heat: about Careers vacy policy 11:24 SAMSUNG Hint Check Answer < Question 15 of 39 > If 205 cal are added to 28.2 g of solid iron, what is the change in temperature of the iron? The specific heat of iron is 0.11-c. about us career placy policy masec 11:24 SAMSUNG 0 0 0 Question...
3.37 Use the heat equation to calculate the energy for each of the following (see Table 3.11): a. calories to heat 8.5 g of water from 15 °C to 36 °C b. 2600 joules lost when 25 g of water cools from 86°C to 61 °C c. 9.3 kilocalories to heat 150 g of water from 15 °C to 77 °C d. kilojoules to heat 175 g of copper from 28 °C to 188 °C 3.38 Use the beat. cal/g...
Substance molar heat capacity (C.)/J•mol-1.°C-1 75.3 specific heat capacity (C.) /J•g-lo°C-1 0.384 H2O(1) Cu(s) C,H,OH(l) (ethanol) Fe(s) 111.5 0.449 1. Fill in the empty entries in the table above. 2. If the same amount of energy is transferred to 1.0 g samples of each of the substances listed above, order them from largest AT to smallest AT. Explain. 3. Which is the consequence of copper's relatively low specific heat (0.385 J/(g°C)) compared to water (4.18 J/(g°C)) on the temperature change...