atomic mass electronegativity electron affinity ionization energy heat of fusion 190.23 2.20 106.1 840. g mol 31. kJ mol kJ mol kJ mol may find additional useful data in the ALEKS Data tab. Does the following reaction absorb or release energy? (1) Os (g) → Os (g) + e Is it possible to calculate the amount of energy absorbed or released by reaction (1) using only the data above? If you answered yes to the previous question, enter the amount of energy absorbed or released by reaction (1): Does the following reaction absorb or release energy? (2) Os (g) → Os (g) + e Is it possible to calculate the amount of energy absorbed or released by reaction (2) using only the data above? If you answered yes to the previous question, enter the amount of energy absorbed or released by reaction (2): release absorb Can't be decided with the data given. yes O no kJ/mol O release O absorb O Can't be decided with the data given. yes no kJ/mol

atomic mass electronegativity electron affinity ionization energy heat of fusion 190.23 2.20 106.1 840. g mol 31. kJ mol kJ mol kJ mol may find additional useful data in the ALEKS Data tab. Does the following reaction absorb or release energy? (1) Os (g) → Os (g) + e Is it possible to calculate the amount of energy absorbed or released by reaction (1) using only the data above? If you answered yes to the previous question, enter the amount of energy absorbed or released by reaction (1): Does the following reaction absorb or release energy? (2) Os (g) → Os (g) + e Is it possible to calculate the amount of energy absorbed or released by reaction (2) using only the data above? If you answered yes to the previous question, enter the amount of energy absorbed or released by reaction (2): release absorb Can't be decided with the data given. yes O no kJ/mol O release O absorb O Can't be decided with the data given. yes no kJ/mol

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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The lattice energy of NaCl is 769 kJ/mole. Which of the following is a correct statement about NaCl? When one mole each of gaseous Nat and CI- ions form solid NaCl, 769 kJ of heat is consumed. It requires 769 kJ to separate one mole of solid NaCl into one mole of each gaseous Na* and CI- ions. It requires 769 kJ to separate one mole of solid NaCl into gaseous one mole of Na* and two moles of CI- ions.
2. Use the data provided below to calculate the lattice energy of calcium chloride. Electron affinity of Cl = -348.7 kJ/mol 1st ionization energy of Ca = 590.0 kJ/mol 2nd ionization energy of Ca = 1145.0 kJ/mol Bond energy of Cl2 = 242.6 kJ/mol Sublimation energy of Ca = 178.0 kJ/mol AH¡ [CaCl. (s)] =-795.0 kJ/mol
Consider the reaction below. Mg2+ (g) + 2 Br (g) →→ MgBr₂ (s) - When this type of reaction occurs, energy is emitted The energy involved in producing MgBr₂ (s) in this way is known as the lattice energy of MgBr₂.
Consider the following data for fluorine: 19.00 mol atomic mass electronegativity 3.98 kJ 328. mol electron affinity kJ 1681.0 mol ionization energy kJ 0.26 mol heat of fusion You may find additional useful data in the ALEKS Data tab. Does the following reaction absorb or release energy? release absorb + (1) F (g) + e F (g) Can't be decided with the data given. yes Is it possible to calculate the amount of energy absorbed or released by reaction (1) using only the data above? no If you answered yes to the previous question, enter the amount of energy absorbed or released by reaction (1): |kJ/mol Does the following reaction absorb or release energy? release absorb (2) F (g) F (g) + e Can't be decided with the data given. Is it possible to calculate the amount of energy absorbed or released by reaction (2) using only the data above? yes O no If you answered yes to the previous question, enter the amount of energy absorbed or released by reaction (2): O kJ/mol
Consider the following data for chlorine: atomic mass electronegativity electron affinity ionization energy heat of fusion 35.453 3.16 328. mol 1251.2 3.2 kJ mol kJ mol kJ mol You may find additional useful data in the ALEKS Data tab. Does the following reaction absorb or release energy? (1) C1 (₂) +- C (g) Is it possible to calculate the amount of energy absorbed or released by reaction (1) using only the data above? If you answered yes to the previous question, enter the amount of energy absorbed or released by reaction (1): Does the following reaction absorb or release. energy? (2) C1¹ () +- Cl (g) Is it possible to calculate the amount of energy absorbed or released by reaction (2) using only the data above? If you answered yes to the previous question, enter the amount of energy absorbed or released by reaction (2): O release absorb Can't be decided with the data given. O yes O no release O absorb Can't be decided with the data given. O yes O no mol S
The energy for the following reaction was measured to be -653.0 kJ/mol. K(g) + Cl(g) → KCl(s). Using this fact and data in the table below, calculate the enthalpy (in kJ/mol) required to separate the ions from the lattice for this reaction: KCl(s) → K⁺(g) + Cl⁻(g).
1a)Rank the following ionic compounds in order of lattice energy, from the least exothermic (least negative lattice enthalpy) to the most exothermic (most negative lattice enthalpy): Rbl, CaO, SrO, NaCl 1b)Rank the following elements in order of increasing metallic character (from least metallic to most metallic): Ca, S, Rb, Ar, Se 1c) by using the attached table of bond enthalpies, predict ?rH of the following reaction in kJ/mol H2N-NH2 + O2 ---> N2+ 2H2O
Use the data given below to construct a Born-Haber cycle to determine the lattice energy of CaO. A H°(kJ) Ca(s) → Ca(g) 193 Ca(g) → Cat (g) + e 590 Cat (g) → Ca2+(g) + e 1010 20(g) → O2(g) -498 O(g) + e O(g) -141 O(g) + e → O2(g) 878 Ca(s) + O2(g) → CaO(s) -> -635 O-2667 kJ O-3414 kJ O +1397 kJ +3028 kJ O-2144 kJ
Consider the following data for silver: atomic mass 107.87 g/mol electronegativity 1.93 electron affinity 125.6 kJ/mol ionization energy 731.0 kJ/mol heat of fusion 11.3 kJ/mol Does the following reaction absorb or release energy? (1) Ag(g) -> Ag+(g) + e- Is it possible to calculate the amount of energy absorbedor released by reaction (1) using only the data above? If you answered yes to the previous question, enter theamount of energy absorbed or released by reaction (1): Does the following reaction absorb or release energy? (2) Ag- (g) -> Ag(g) + e- Is it possible to calculate the amount of energy absorbedor released by reaction (2) using only the data above? If you answered yes to the previous question, enter theamount of energy absorbed or released by reaction (2):
Consider the following data for sulfur: atomic mass 32.066 g/mol electronegativity 2.58 electron affinity 200.4 kJ/mol ionization energy 999.6 kJ/mol heat of fusion 1.73 kJ/mol Does the following reaction absorb or release energy? (1) S+(g)+ e- -> S(g) Is it possible to calculate the amount of energy absorbedor released by reaction (1) using only the data above? If you answered yes to the previous question, enter theamount of energy absorbed or released by reaction (1): Does the following reaction absorb or release energy? (2) S(g) + e- -> S-(g) Is it possible to calculate the amount of energy absorbedor released by reaction (2) using only the data above? If you answered yes to the previous question, enter theamount of energy absorbed or released by reaction (2):
Calculate the average A-B bond energy in AB3(g). AH for AB3(g)=-75.9 kJ/mol, AH, for A(g) = 288.9 kJ/mol, AH, for B(g) = 134.9 kJ/mol, AH for A2(g) = 0 kJ/mol, AH for B2(g)=0 kJ/mol. Enter a number in kJ/mol to 1 decimal place.
Complete the blanks in each column, as in the first example: Name of the Magnesium Lithium ion Sulfide ion particle atom charge 3+ condensed e [He]3s? [He]2s?2p? [Kr]5s?4d10 configuration atomic Lewis • Mg. :Cl: structure