Explain what is the standard enthalpy of formation

Assignment Help Chemistry
Reference no: EM13658281

Intended for a particular isomer of C8H18, the subsequent reaction produces 5113.3 kJ of heat per mole of C8H18(g) consumed under standard conditions.

C8H18 + 25/2(O2) -> 8CO2 + 9H2O
DeltaH= -5113.3 kJ

Explain what is the standard enthalpy of formation of this isomer of C8H18(g)

Reference no: EM13658281

Questions Cloud

Define what conclusions can be drawn about the unknown : In a carbohydrates lab experiment, define what conclusions can be drawn about the unknown solution given the subsequent test result information
Find out the value of kc for the subsequent reaction : Find out the value of Kc for the subsequent reaction if the equilibrium concentrations are as follows- (N2)eq=3.6M, (O2)eq=4.1M,
Explain what is the rate constant for the reaction : If the half life for a second order decomposition of HI is 15.4 s while the initial concentration of HI is .67M. Explain what is the rate constant for the reaction
Define a certain hydrate has the formula mgso4.xh2o : A certain hydrate has the formula MgSO4.xH2O. If a quantity of 54.2 g of compound heated in an oven to drive off the water. If the steam generated exerts a pressure of 24.8atm in a 2.00L container at 120 Celsius, compute x.
Explain what is the standard enthalpy of formation : Intended for a particular isomer of C8H18, the subsequent reaction produces 5113.3 kJ of heat per mole of C8H18(g) consumed under standard conditions.
Compute the empirical formula as well as molecular formula : Compute the empirical formula as well as molecular formula of ascorbic acid given that its molar mass is about 176 g/mol. Add subscripts to complete the formulas.
The computed molar mass of the liquid : If the volume of the flask is presumed to be 125mL instead of the measured volume, would the computed molar mass of the liquid be too high or else too low or unaffected by the experimental error
Compute the total pressure the mole fraction : Vapor pressure of pure benzene (C6H6) is 78 torr as well as that of toluene (C7H8) is 56 torr. Compute the total pressure, the mole fraction as well as the precent by mass of benzene in the vapor above a solution containing 65% benzene by mass.
Find out the empirical formula of perchloroethylene : Perchloroethylene, as well known as perc, is the solvent utilized in most dry cleaning. It consists of C and Cl. Find out the empirical formula of perchloroethylene given that a 2.58-g sample yields 1.37g Co2 in a combustion analysis experiment

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the reaction of 3-methyl-3-hexanol with hcl

Stepwise mehcanism for the reaction of 3-methyl-3-hexanol with HCl to form 3-chloro-3-methylhexane

  Write a balanced equation for the reaction and determine

sodium peroxide reacts with water to form sodium hydroxide and oxygen. write a balanced equation for the reaction and

  Find out the shortest frequency of light

Determine the shortest frequency of light required to remove an electron from a sample of Ti metal, if the binding energy of titanium is 3.14 x 103 kJ/mol.

  What is the specific heat capacity of this sample of carbon

The amount of energy needed to heat 2.00 g of carbon from 50.0 C to 80.0 C is 42.6 J. what is the specific heat capacity of this sample of carbon.

  How to calculate the concentration in ppm

Glucose makes up about 0.10\% by mass of human blood. Calculate the concentration in ppm. Calculate the molality. What further information would you need to determine the molarity of the solution

  State what is the concentration of an unknown water sample

What is the concentration of an unknown water sample if the assumed resistance is 650ohms?

  Compute the number of moles of carbon dioxide

Calculate the number of moles of carbon dioxide formed if 231 grams of calcium carbonate decomposes. CaCO3(s) ? CaO(s)+CO2(g)

  State potassium chloride and kcl and sodium sulfate

Potassium chloride, KCl, sodium sulfate, Na2SO4, glucose, C6H12O6, carbon dioxide, CO2, and ammonium phosphate, (NH4)3PO4, are soluble in water

  Some alloys of early also late transition metals

Some alloys of early and late transition metals (e.g., ZrPt3) have much higher enthalpies of vaporization (per metal atom) than either of the pure metals

  Define what will be the final solution ph

If you have 100 ml of pure water and add to it 100 ml of 2.0M HC2H3O2. What will be the final solution pH

  Define what percent of the first two ions to precipitate

When the third one to precipitate begins, what percent of the first two ions to precipitate still remain undissolved in the sol'n

  Explain an acidic solution according to the equation

Calculate the amount of 0.018 M KMnO4 solution required to completely oxidize 39.69 ml of .100 M FeSO4 in an acidic solution according to the following equation

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd