Which of the following (with specific heat capacity provided) would show the smallest temperature change upon gaining 2...
29) Which of the following (with specific heat capacity provided) would show the smallest temperature change upon gaining 200.0 J of heat? A) 50.0 g Fe, CFe= 0.449 Jg'C B) 50.0 g water, Cwater 4.18|123 J/g°C C) 25.0 g Pb, CPb= 0.128 J/g'C D) 250 g Ag, CAg- 0.235 J/g C E) 25.0 g granite, Cgranite 0.79 J/g°C
Part A Which of the following (with specific heat capacity provided) would show the smallest temperature change upon gaining 200.0 J of heat? C 25.0 g sand, Csand = 0.84 J/g°C C25.0 g Pb, Cpp = 0.128 J/gºC C 25.0 g Sn, Csn=0.240 J/g °C C 50.0 g Zn, Czn = 0.39 J/g°C C 50.0 g ethanol, Cethanol = 2.42 J/g°C Submit Request Answer
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...
Which of the following substances (with specific heat capacity provided) would show the greatest temperature change upon absorbing 100.0 J of heat? a. 100 g Ag, CAg= O.235 J/g*C b. 10.0 g H2O, CH2O= 4.18 J/g*C c. 1.00 g ethanol, Cethanol= 2.42 J/g*C d. 50.0 g Fe, CFe=0.449 J/g*C Given the equations to use ΔT=ΔH/MCs
please answer the full thing 1. What would be the AE (in kJ) for the following reaction if 6.300 moles of H20 were decomposed? 2 H2O + 2H2 + O 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. CH4(9) + 3 Cl2(g) - CHCI) + 3HCIO) 3. If 1.00 cal = 4.18 J,...
Which of the following (with specific heat capacity provided) would require the least energy to increase temperature by 1 oC? 1.0 g H2O(g) (Cs = 1.864 J/g oC) 1.0 g Si(s) (Cs = 0.712 J/g oC) 1.0 g O2(g) (Cs = 0.918 J/g oC) 1.0 g Pb(s) (Cs = 0.130 J/g oC) 1.0 g Al(s) (Cs = 0.897 J/g oC)
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
It turns out that the specific heat capacity (C) is dependent upon the state of matter. For example, the specific heat capacity of liquid water is 4.18 J/g oC. For solid water (ice), C = 2.03 J/g oC. Which of the following would require a greater absorption of energy by water? Assume no phase changes. a. Raising the temperature of 40 g liquid water by 25oC b. Raising the temperature of a 40 g block of ice...
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...