Calculate the standard enthalpy for the combustion of liquid octane, based upon the balanced chemical formula: (1:3) 2C,H13() + 25 0,(g) → 16 CO,(g) + 18 H,0(1)
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- THERMODYNAMICS UPVOTE WILL BE GIVEN. PLEASE WRITE THE COMPLETE SOLUTIONS LEGIBLY. SHOW THE STEP-BY-STEP PROCESS WITH SHORT COMMENT/EXPLANATION. ANSWER IN 3 DECIMAL PLACES. Note: Use values of MW, Cp, Cv, etc., from the Tables provided below. ANSWER #2 ONLY.Self-test 3.4: Estimate the enthalpy change for the combustion of liquid ethanol to carbon dioxide and liquid water under standard conditions by using the bond enthalpies, mean bond enthalpies, and the appropriate standard enthalpies of vaporization.Chemistry Calculate the heat capacity of 2.00 L of water, given the specific heat of water is 4.187 kJ kg-1K-1. Calculate the percent difference between this value and the mean of the bomb calorimeter’s heat capacity of 10.00 KJ/K. Was the water a large contributor to the overall Cv?
- A piece of erbium metal weighing 100.0 g and heated to 95.00C is dropped into 200.0 g of water initially at 20.00C. The final temperature of the mixture is 21.50C. What is the specific heat of erbium metal? Please show work.Write the equation for the complete combustion of octane. If the heat of combustion of octane is -5294 kJ/mol, determine how many kJ of energy could be obtained from the combustion of one gallon of gasoline (assume the density is 703 kg/m3. Show ALL workprocess Practice-How much heat, in kJ, is required to raise the temperature of 12 g of benzene from -10.0 °C to 25.0°C? Please provide only typed answer solution no handwritten solution needed allowed
- Calculate the enthalpy change due to the combustion of 15.0 g of butane, in a camp heater. The molar enthalpy of combustion of butane is -2657.3 kJ/mol. Observe the significant digits for the final answer.What is the standard enthalpy of reaction per mole of either HCl or NaOH when 50.00 cm3 of 0.1 moldm-3 of hydrochloric acid (HCl) and 50.00 cm3 of 0.1 moldm-3 of sodium hydroxide (NaOH) are mixed? According to your simulation, the temperature rose by ___0.68__ oC. (Density of water = 1gcm-3, Specific heat capacity of water = 4.18 J g-1 oC-1) Show your working below: HCl (aq) + NaOH(aq) à NaCl(aq) + H2O(l)How many kJ of energy need to be added to 50.00 g of Br2 (liq) to raise the temperature of the sample by 5.0 K? The MW of Br2 is 159.81 g/mol. See the Exam 3 handout for the molar heat capacity of liquid Br2.
- Can you check and see if my work is correct? Thank you! Question: Given that the change in temperature was 3 degrees celcius and the volume of sand in the system was 110ml, What was the change in internal energy of the system? Show your work. Hint: The specific heat for dry sand is about 0.80 J/g·K and the density for sand is 2.3 g/mL. My work: Volume of Sand(on package) = 110ml m=pv m= (110ml)(2.3g/ml) m= 256 U = mcT U = (253g)(0.80 J/g·K)(3K) U = 607.2 J U = 6*10^2 Jqsystem = -1834.3J, with a mZn = 34.8g (cZn = 0.390J/goC), What is the ∆T given the heat loss?You are camping and need to cook all your food using your camp stove which runs off of propane.If you wanted to warm up your giant mug (67.628 fluid ounces) of morning coffee from 10°C to 80°C,what mass of propane would you have to use?The ΔHcomb for propane is -2219.2 kJ/mol, the density of coffee is 1.0002 g/mL, and the specific heatcapacity of coffee is equal to that of water.1 fluid ounce = 0.0295735 L