A2BA2BAABAB2Number of ElectronsGiven the data below, if atoms of A would react with atoms of B, what is the formulaof the molecules of the chemical compound that would likely be formed?A.Number of ElectronsB10010010lonization Energy (MJ/mol)10lonization Energy (MJ/mol)

The molecular formula will be: AB2Explanation:Thank You.

Answered: A2B A2BA AB AB2 Number of Electrons…

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter10: Energy

Section: Chapter Questions

Problem 42QAP: For the reaction kJ per mole of formed. Calculate the quantity of heat released when 1.00 g of...

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Chloromethane, CH3Cl, a compound found throughout the environment, is formed in the reaction of chlorine atoms with methane. CH4(g) + 2 Cl(g) CH3Cl(g) + HCl(g) (a) Calculate the enthalpy change for the reaction of CH4(g) and CI atoms to give CH3CI(g) and HCl(g). Is the reaction exo- or endothermic? (b) Draw an energy level diagram that shows how the various enthalpies in this problem are related.
For the reactions of molecular hydrogen with fluorine and with chlorine: (a) Calculate the enthalpy change for breaking all the bonds in the reactants. (b) Calculate the enthalpy change for forming all the bonds in the products. (c) From the results in parts (a) and (b), calculate the enthalpy change for the reaction. (d) Which reaction is most exothermic?
(a) Calculate the enthalpy change, rH, for the formation of 1.00 mol of strontium carbonate (the material that gives the red color in fireworks) from its elements. Sr(s) + C(s) + 32, O2(g) SrCO3(s) The experimental information available is Sr(s) + O2(g) SrO(s) fH = 592 kJ/mol-rxn SrO(s) + CO2(g) SrCO3(s) rH = 234 kJ/mol-rxn C(graphite) + O2(g) CO2(g) fH = 394 kJ/mol-rxn (b) Draw an energy level diagram relating the energy quantities in this problem.
For the reaction kJ per mole of formed. Calculate the quantity of heat released when 1.00 g of sulfur is burned in oxygen. Calculate the quantity of heat released when 0.501 mole of sulfur is burned in air. i>What quantity of energy is required to break up I mole of into its constituent elements?
The equation for the fermentation of glucose to alcohol and carbon dioxide is: C6H12O6(aq) 2C2H5OH(aq) + 2CO2(g) The enthalpy change for the reaction is 67 kJ. Is this reaction exothermic or endothermic? Is energy, in the form of heat, absorbed or evolved as the reaction occurs?
Hydrazine, N2H4, is a colorless liquid used as a rocket fuel. What is the enthalpy change for the process in which hydrazine is formed from its elements? N2(g)+2H2(g)N2H4(l) Use the following reactions and enthalpy changes: N2H4(l)+O2(g)N2(g)+2H2O(l);H=622.2kJH2(g)+12O2(g)H2O(l);H=285.8kJ
Using the bond energies in Table 7.2, determine the approximate enthalpy change for each of the following reactions: (a) Cl2(g)+3F2(g)2ClF3(g) (b) H2C=CH2(g)+H2(g)H3CCH3(g) (c) 2C2H6(g)+7O2(g)4CO2(g)+6H2O(g) .
hat does temperature measure? Are the molecules in a beaker of warm water moving at the same speed as the molecules in a beaker of cold water? Explain? What is heat? Is heat the same as temperature?
A commercial process for preparing ethanol (ethyl alcohol), C2H5OH, consists of passing ethylene gas. C2H4, and steam over an acid catalyst (to speed up the reaction). The gas-phase reaction is Use bond enthalpies (Table 9.5) to estimate the enthalpy change for this reaction when 37.0 g of ethyl alcohol is produced.
Consider the reactions of silver metal, Ag(s), with each of the halogens: fluorine, F2(g), chlorine, Cl2(g), and bromine, Br2(l). What chapter data could you use to decide which reaction is most exothermic? Which reaction is that?
Nitrogen monoxide, a gas recently found to be involved in a wide range of biological processes, reacts with oxygen to give brown NO2 gas. 2 NO(g) + O2(g) NO2(g)rH = 114.1 kJ/mol-rxn Is this reaction endothermic or exothermic? What is the enthalpy change if 1.25 g of NO is converted completely to NO2?
Compare your answers from Exercise 72 to the H values calculated from standard enthalpies of formation in Appendix 4. Explain any discrepancies.

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A2B A2BA AB AB2 Number of Electrons Given the data below, if atoms of A would react with atoms of B, what is the formula of the molecules of the chemical compound that would likely be formed? A. Number of Electrons B 100 100 10 lonization Energy (MJ/mol) 10 lonization Energy (MJ/mol)