Calculate the fuel value of C5H12, given that ΔH°comb= –3535 kJ/mol. 2. How much heat is released during the combustion of 1.14 kg of C5H12? 3. How many grams of C5H12 must be burned to heat 1.20 kg of water from 23.8 °C to 91.7 °C? Assume that all the heat released during combustion is used to heat the water.

Calculate the fuel value of C5H12, given that ΔH°comb= –3535 kJ/mol. 2. How much heat is released during the combustion of 1.14 kg of C5H12? 3. How many grams of C5H12 must be burned to heat 1.20 kg of water from 23.8 °C to 91.7 °C? Assume that all the heat released during combustion is used to heat the water.

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter4: Stoichiometry

Section: Chapter Questions

Problem 4.61PAE: 4.61 What is actually measured by the octane ratings of different grades of gasoline?

See similar textbooks

Similar questions

• define Hfo and write formation reactions for compounds.
Write a balanced reaction for the following: The combustion of methane, CH4
Write the balanced chemical reaction for the combustion of gaseous propane (C3H8) to form water vapor and gaseous carbon-dioxide?
In the 1980s, there was an international agreement to de-stroy all stockpiles of mustard gas, ClCH₂CH₂SCH₂CH₂Cl.When this substance contacts the moisture in eyes, nasal pas-sages, and skin, the -OH groups of water replace the Cl atoms and create high local concentrations of hydrochloric acid, which cause severe blistering and tissue destruction. Write a balanced equation for this reaction, and calculate ΔH°ᵣₓₙ.
Write a balanced chemical equation for the photosynthesis reaction in which gaseous carbon dioxide and liquid water react in the presence of chlorophyll to produce aqueous glucose (C6H12O6) and oxygen gas.
Write a balanced equation for the combustion of liquid pentane (C5H12), a component of gasoline
Which of the following equations represents a reaction that provides the heat of formation of hydrogen cyanide (HCN)? a) NH3(g) + C(s) → HCN(g) + H2(g) b) CH3NH2(g) → HCN(g) + 2 H2(g) c) CH4(g) + N2(g) → HCN(g) + NH3(g) d) ½ H2(g) + C(s) + ½ N2(g) → HCN(g) e) H(g) + C(s) + N(g) → HCN(g)
Limestone rocks are composed mainly of calcium carbonate (CaCO3) that reacts easily with an acid, releasing carbon dioxide gas.
1CH4(g)+2O2(g)→1CO2(g)+2H2O(g) What mass of carbon dioxide is produced from the complete combustion of 1.10×10−3 g of methane?
If the heat of combustion for a specific compound is −1080.0 kJ/mol−1080.0 kJ/mol and its molar mass is 57.31 g/mol,57.31 g/mol, how many grams of this compound must you burn to release 851.50 kJ851.50 kJ of heat? mass:__________________________________g
Consider the mixture of propane, C3H8C3H8, and O2 Write a balanced equation for the combustion reaction that occurs between propane and oxygen.
Bromine (Br2) is one of the most important products of the chemical industry in Israel. The bromine produced is used.Raw material for the production of many compounds used for soil disinfection, for the production of refractory materials, for pesticides,For the production of sedatives, photographic materials and more.One of the materials produced from bromine is ethyl bromide (C2H4Br2), which is used as an additive in automotive fuels.The dibromyl ethylene is produced from ethylene, (g (C2H4), in a reaction formulated: C2H4(g) + Br2(l) → C2H4Br2(l) a. Rank the three components of the reaction according to their entropy. Explain. b. Does the entropy of the reaction increase, decrease or change? Explain. c. Whether the entropy of the reaction rises, falls or does not change at a temperature of135co? Explain your answer based on the boiling temperatures of the ingredients. d. Specify another substance extracted from bromine in the chemical industry in Israel. Indicate the source of your…