Look up the standard enthalpies of formation of glucose and ethanol (Table 9.8), and verify that eq.
Question:
Look up the standard enthalpies of formation of glucose and ethanol (Table 9.8), and verify that eq. (26.4)
is exothermic. Then verify that the gravimetric energy density (relative to combustion) of ethanol is approximately twice that of glucose.
Table 9.8
Transcribed Image Text:
СоН1206 > 2C2Н;ОН + 2СО2 Compound Chemical дн АG/ formula (kJ/mol) (kJ/mol) Diatomic gases H2, 02, C12,... Methane CH4(g) -75 -51 Water vapor H2O(g) -242 -229 Water liquid H2O(1) -286 -237 Octane (1) 8H18(0) -250 +6 Ethanol (g) C2H50H(g) -235 -168 Ethanol (1) cHsонФ) -278 -175 Carbon dioxide (g) CO2(g) -394 -394 Carbon monoxide (g) CO -111 -137 Calcium oxide Cao -635 -604 Iron ore (hematite) Fe2O3 -824 -742 Calcium carbonate CaCO3 -1207 -1129 Glucose C6H1206 -1268 -910 Ammonia NH3 -46 -16.4
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 40% (10 reviews)
Taking H f from the table Hr 2278 2394 1268 76 kJmol The standard ...View the full answer
Answered By
Muhammad Ghyas Asif
It is my obligation to present efficient services to my clients by providing a work of quality, unique, competent and relevant. I hope you have confidence in me and assign me the order and i promise to follow all the instructions and keep time.
4.60+
109+ Reviews
203+ Question Solved
Related Book For
Question Posted:
Related Video
In this video, A mixture of methanol and air in a large polycarbonate bottle is ignited. The resulting rapid combustion reaction, often accompanied by a dramatic ‘whoosh’ sound and flames, demonstrates the large amount of chemical energy released in the combustion of alcohol
Students also viewed these Physics questions
-
Look up the standard enthalpies of formation and the entropies of solid ice and liquid water and verify that ice may spontaneously melt at NTP (20 C, 1 atm).
-
The standard enthalpies of formation of ClO and ClO2 are 101 and 102 kJ/mol, respectively. Using these data and the thermodynamic data in Appendix C, calculate the overall enthalpy change for each...
-
Acetylene (C2H2) and benzene (C6H6) have the same empirical formula. In fact, benzene can be made from acetylene as follows: The enthalpies of combustion for C2H2 and C6H6 are -1299.4 kJ/mol and...
-
Calculate the following integral approximately by using the Simpson's method: 3.6 f. f(x) dx X 0.0 0.6 1.2 1.8 2.4 3.0 3.6 f(x) 0 0.13 0.05 0.6 0.43 0.74 0.93
-
Suppose there are two types of potential borrowers. Half are Type A borrowers who have projects that require an investment of 1 unit. They have equal probability of returning 3 or 0 gross in one...
-
Jack Mason is a single parent with three minor children. His will provides for the creation of a trust for the benefit of his three children. His entire net estate is to be placed into the trust, and...
-
Party Time Amusements Company owns movie theaters. Party Time engaged in the following business transactions in 2012: Party Time Amusements uses the following accounts: Cash, Supplies, Building,...
-
Given the estimated demand function Equation 2.2 for avocados, Q = 104 40p + 20pt + 0.01Y, use algebra (or calculus) to show how the demand curve shifts as per capita income, Y, increases by $ 1,000...
-
1. Suppose you issue 5-yr Floating rate financing at LIBOR 30BP. You approach a swap dealer about swapping it into fixed. The dealer is offering Dealer-pays-fixed at 4% and Dealer-receives-fixed at...
-
1) Choose a nonlinear process that can be described by the following model, y(") (1) + [a; y(n-) (1)+b, (y(ni))] = u ..(n-i) = u(t) i=1 (1) The system order should be at least 2 (i.e., n 2), the...
-
If all land area in the US that is used for growing corn for ethanol were used for solar thermal electric plants operating at a gross conversion efficiency of 3%, estimate the total electrical energy...
-
Compute the maximum energy content of the ethanol produced from corn farmed at 10 t/ha y, assuming that the corn is 70% starch composed of polysaccharides (amylose and amylopectin) built from glucose...
-
Record the following transactions for the month of January of a small finishing retailer, balance-off all the accounts, and then extract a trial balance as at 31 January 2016. 2016 Jan 1 Started in...
-
Evaluate. -(1-2)-3-(-4) X 9
-
When a test charge of 0 . 4 5 mu C is positioned close to a larger positive charge, the repulsive force between them is 9 N . Calculate the electric field strength at the location of the test charge.
-
Ivanhoe Services Company records adjusting entries on an annual basis. The following information is available to be used in recording adjusting entries for the year ended December 31, 2024. 1....
-
At time t = 0 s , apple 1 is dropped from a bridge onto a roadway beneath the bridge; somewhat later, apple 2 is thrown down from the same height. Apple 1 falls until it hits the ground at t = 1 . 6...
-
assess the impact of your recommendation on Ron and Kay's family, employees and the community with a focus on qualitative (non-financial) factors. Please use the attached Excel template to answer the...
-
To decrease the costs of operating a lock in a large river, a new system of operation is proposed. The system will cost $650,000 to design and build. It is estimated that it will have to be reworked...
-
The slopes of the tangents at the points where the curve y = x2 - 4x intersects the X-axis is 1) 1 2) +2 3) +3 4) +4
-
In a certain medium, the electric potential is given by where Ï 0 and a are constants. (a) Find the electric field intensity, E. (b) Find the potential difference between the points x = d and x...
-
The annular surface 1 cm < < 3 cm, z = 0, carries the nonuniform surface charge density s = 5 nC/m 2 . Find V at P(0, 0, 2 cm) if V = 0 at infinity.
-
Find the potential at the origin produced by a line charge L = kx/(x 2 + a 2 ) extending along the x axis from x = a to + , where a > 0. Assume a zero reference at infinity.
-
Use characteristic polynomial to find the eigen value and eigen vector for A S
-
In Social Marketing ( not social media marketing). Describe the difference between a segmentation variable and a descriptive variable. Give an example of each.
-
Explain the buyers bank and sellers bank in trade finance.?
Study smarter with the SolutionInn App