) When the metallic element sodium combines with the nonmetallic element bromine, Br2(l), how can you determine the chemical formula of the product? How do you know whether the product is a solid, liquid, or gas at room temperature? Write the balanced chemical equation for the reaction. (b) When a hydrocarbon burns in air, what reactant besides the hydrocarbon is involved in the reaction? What products are formed? Write a balanced chemical equation for the combustion of benzene C6H6(l), in air

Q: Which observation is consistent with a chemical reactionoccurring? Why?(a) Propane forms a flame and…

A: Propane on combustion will generate heat and will form a flame. This is consistent only if there is…

Q: Propane burns in oxygen to form water and carbon dioxide according to the following balanced…

A: The enthalpy of the reaction is considered as the state function that is it depends only on the…

Q: Complete and balance the reaction for the complete combustion of the following fuels. You do not…

A: Combustion reaction: In this reaction compound is allowed to react with O2 to produce CO2 and H2O.

Q: Ethanol, C₂H6O, is most often blended with gasoline - usually as a 10 percent mix - to create a fuel…

A: In a combustion reaction of an organic compound, it reacts with oxygen to form carbon dioxide and…

Q: that shows the formation of cyclohexane from the elements carbon (C) and hydrogen (H2 ).

A: Applying hydrogenation of benzene.

Q: If the heat of combustion for a specific compound is −1040.0 kJ/mol and its molar mass is 70.57…

A: The given heat of combustion of compound is -1040.0 kJ/mol. The negative sign suggests that heat is…

Q: Sodium metal (Na(s)) reacts exothermically with water to produce a basic solution of sodium…

A: A chemical equation is defined as the symbolic representation of the chemical reaction which is…

Q: Some commercial drain cleaners contain two components; sodium hydroxide and aluminum powder. When…

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Q: Write and balance the reaction for the complete combustion of heptane, C7H16. Explain the principle…

A: When hydrocarbon heptane (C7H16) combusted with oxygen gas ,then Carbon dioxide gas and water is…

Q: Compute the net potential energy of a simple Na+Cl- pair. The equilibrium distance between the ions…

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Q: Which of the following equations is an exothermic reaction?   a H2 (g) + ½ O2 (g) → H2O (l) ΔH =…

A: Exothermic reaction Reaction in which Energy is released so it is exothermic reaction.

Q: Analyze the spectrum and include identification of the different fragments available based on peaks…

A: The IR of compounds only tells us about the key functional group  present  in the compound  and not…

Q: how many grams of this compound must you burn to release 997.40 kJ997.40 kJ of heat?

A: Given :-  Heat of combustion of a compound = -1030.0 kJ/mol  Molar mass of compound = 72.51 g/mol…

Q: What mass of water (in grams) is produced by the complete combustion of 2.68 g of ethanol, C2H5OH?…

A: Burning of any hydrocarbon gives CO2 and water from the balance equation we can calculate it .

Q: Ethanol, C₂H6 O, is most often blended with gasoline - usually as a 10 percent mix - to create a…

A:

Q: When 1.92 g of iron reacts with 1.80 g of chlorine gas to make iron(II) chloride, 8.60 kJ of heat is…

A: Given, Mass of iron = 1.92 g Mass of chlorine = 1.80 g heat produced = 8.60 kJ

Q: A student performed the procedure described in the lab manual using 48.9 mL of 1.0 M HCl and 49.9 mL…

A: Given, Acid taken: 48.9 mL of 1.0 M HCl Base taken: 49.9 mL of 1.0 M NaOH Temperature change: (24.7…

Q: When 1.3 g of KClO3 was added to 151.1 g of water in a calorimeter, the temperature dropped by 0.588…

A: Given, Mass of KClO3= 1.3g Mass of water= 151.1g Temperature dropped(dT)=0.588°C  The heat capacity…

Q: Which is the importance of carbon in nature?

A: Interpretation - To tell about the importance of carbon in nature-   Introduction -  Carbon is a…

Q: If the heat of combustion for a specific compound is −1370.0 kJ/mol and its molar mass is 47.85…

A: Given, Heat of combustion for specific compound , Q= -1370 kJmol Molar mass, M = 47.85 gmol Required…

Q: Determine the amount of heat (in kJ) associated with the production of 1.76 × 104 g of NO2 according…

A: Molar mass of nitrogen dioxide is 46 g/mol

Q: Write a balanced equation for the combustion of liquid methyl alcohol (CH3OH).

A: Combustion of liquid methyl alcohol CH3OH : 2 moles of  liquid methyl alcohol (CH3OH) reacts with 3…

Q: Carbon dioxide emissions associated with a one-night stay in a hotel room are calculated at 28.98 kg…

A: The dimensional analysis is the method in which the set of units is used to form the equation. In…

Q: Write a balanced equation for the complete oxidation reaction that occurs when butane (C,H10) burns…

A: When a hydrocarbon reacts with oxygen it will produce carbon dioxide and water. This reaction is…

Q: Ethanol, C₂H6 O, is most often blended with gasoline - usually as a 10 percent mix - to create a…

A: Mass of 1 mole of compound = Molar mass  Molar mass of a compound = Sum of Molar mass of each of its…

Q: Using the enthalpy change of -1594 kJ, what is the amount of heat absorbed or released when 1.10 L…

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Q: Ph 1. LDA, THF, -78C 2. CH3I

A: Starting compound have no alpha hydrogen with respect to keto group. Lithium diisopropylamide (LDA)…

Q: The principal component of LPG is butane, C4H10(g). If combustion of 1 mole of butane produces 126…

A:

Q: The average mass of an oxygen atom is 5.3x10^-26 kg. Calculate the kinetic energy of a mole of…

A: Given: Mass of Oxygen atom= 5.3 x 10-26 kg Speed = 400 m/s  To calculate: Kinetic energy of 1 mole…

Q: For the reaction H2(g) + 1/2 O2(g) --> H2O(g), DHo = -241.8 kJ/mol. what mass of H2(g) in grams is…

A: To solve this problem we have to use the given thermochemical equations. First we have to write the…

Q: Using standard heats of formation from Appendix C of your text, calculate the standard enthalpy…

A: We are required to calculate the standard enthalpy change for all the given reaction and to predict…

Q: The reaction between nitrogen and oxygen gases requires the absorption of 43 kJ of energy per mole…

A: The reactions in which heat energy is released from the system are known as exothermic reactions.…

Q: A 150.0 mL sample of 0.250 M NaOH is mixed with a 100.0 mL sample of 0.289 M HNO3 in a coffee cup…

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Q: balanced equation for the burning of butane (C4H10)

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Q: The heat of combustion of methane is 212.8 kcal per mole. How much heat will be produced in the…

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Q: When 1.23g C6H6(l) are burned, 51.5KJ of heat are released.  Calculate the enthalpy for this…

A: Heat of formation of the compound can be calculated from the reaction and enthalpy of the reaction .…

Q: Balance the following chemical equation (if necessary) for the combustion reaction of propane:…

A: The combustion reaction of propane is given as, => C3H8 (g) + O2 (g) -------> CO2 (g) + H2O(g)…

Q: When hydrogen and oxygen are burned to produce water, heat is produced at the rate of 58 kcal/mole…

A: Given, 1 mol H2O = 6.022 ×1023 molecules  Heat produced = 58 Kcal/mol

Q: Write and balance the reaction for the complete combustion of pentyne, C5H8. (Use the lowest…

A: Combustion of a hydrocarbon forms carbon dioxide and water.

Q: When hydrogen and oxygen are burned to produce water, heat is produced at the rate of 58 kcal/mole…

A: Given: Heat produced per mole of water = 58 Kcal/mol of water. And 1 mole of water contains = 6.02 ×…

Q: he enthalpy change for the reaction of hydrogen gas with iodine to produce hydrogen iodide is 53.1…

A: Given reaction is,   H2(g)   +   I2(s)   ----->  2 HI(g)     ΔH = 53.1 kJ

Q: The airbags that protect people in car crashes are inflated by the extremely rapid decomposition of…

A: 1. Balanced chemical equation Given;

Q: Ethanol, C2H6O, is most often blended with gasoline - usually as a 10 percent mix - to create a fuel…

A:

Q: In winemaking, microorganisms break down the sugar in grapes into ethanol (grain alcohol) and carbon…

A: The molar mass of ethanol = 46 g  2 moles of ethanol , which weights 92.16 g produces 16.6 kcal  of…

Q: Coal power plants burn large amounts of coal, C(s), in an O2(g) atmosphere to generate electricity.…

A: For the reaction.,  C(s)  + O2(g)  -------> CO2(g) Mass of carbon burnt = 102 metric tons Oxygen…

Q: 21. (a) Write the balanced chemical equation for the combustion of propane (C3H3). How does the…

A: Combustion reactions are those chemical reaction which takes place when oxygen reacts with…

Q: Ethanol, C2H6O, is most often blended with gasoline - usually as a 10 percent mix - to create a fuel…

A: