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16. Using the following information, calculate the sublimation of S(s) to S(g). Mg(s) + S(s) + MgS(s) AH° = -343 kJ/mol...
Using the following information, calculate the heat of sublimation of S(s) to S(g). ?H°f MgS= -343...
Using the following information, calculate the heat of sublimation of S(s) to S(g). ?H°f MgS= -343 kJ/mol, ?H°sublimation Mg(s) = 148 kJ/mol, The lattice energy MgS = 3406 kJ/mol ?Mg(g) ? Mg2+(g) + 2 e ??st + 2nd IE = 2186 kJ/mol, S(g) +2e ? S2-(g) ????H = 450 kJ/mol, A. 575 kJ/mol B. 1179 kJ/mol C. 279 kJ/mol D. 965 kJ/mol E. 4651 kJ/mol
16. Using the following information, calculate the sublimation of S(s) to S(g) Mg(s) S(s) MgS(s) AHo...
16. Using the following information, calculate the sublimation of S(s) to S(g) Mg(s) S(s) MgS(s) AHo 343 kJ/mol Mg(s) Mg(g) Mg(g) Mg (g) 2e S(s)> S(g) 2e > S2(g) Mg2 (g) S2g) -> MgS(s) A) 279 kJ/mol B) 575 kJ/mol C) 1179 kJ/mol D) 965 kJ/mol E) 4651 kJ/mol AHo 148 kJ/mol 2+ AH° 2186 kJ/mol ΔΗ S(g) AHo 450 kJ/mol AHo3406 kJ/mol _
Consider the following data. Mg(s) + S(s) MgS(s) H = -598.0 kJ SO2(g) S(s) + O2(g)...
Consider the following data. Mg(s) + S(s) MgS(s) H = -598.0 kJ SO2(g) S(s) + O2(g) H = +296.8 kJ MgS(s) + 2 MgO(s) 3 Mg(s) + SO2(g) H = +1504.6 kJ Use Hess's law to calculate H for the reaction below. 2 Mg(s) + O2(g) 2 MgO(s)
1. For each compound given here, write what type of compound it is (molecular or ionic...
1. For each compound given here, write what type of compound it is (molecular or ionic or acid). (a) NH4Cl (b) AlH3 (c) O2 (d) CH4 (e) NH3 (f) H2O (g) PCl5 (h) SF4 (I) ClF3 (j) XeF2 (k) SF6 (l) BrF5 (m) XeF4 (o) CS2 (p) CH2Cl2 2. Write a chemical equation that goes with Lattice energy of CaCl2(s). 3. Draw the Lewis Dot structure of .. (a) Na (b) Cl (c) O-2 (d) Mg+2 4. What is the...
Using the Born-Haber cycle shown below, calculate the lattice energy for MgCl2 in kJ* mol-1 Mg**g)...
Using the Born-Haber cycle shown below, calculate the lattice energy for MgCl2 in kJ* mol-1 Mg**g) + 2Cl(g) 2 x-349 AH2nd le(Mg) - 1451 2xAH (01) --698 My*(g) 2013) Mg (g) + 2Cl(g) AHORE (Mg) - 738 Mg(g) + 2Cl(g) 2 x 122 2xAH CIT- +244 Mg(g) + Cl2(g) AHTE (MgCl2) Mg(s) + Clą(9) AHM9) - 148 AH, (MgCl2) --641 MgCl (s)
Calculate the lattice energy for LiF(s) given the following: sublimation energy for Li(s) = +166 KJ/mol...
Calculate the lattice energy for LiF(s) given the following: sublimation energy for Li(s) = +166 KJ/mol delta Hf for F(g) = +77 KJ/mol first ionization energy of Li(g) = +520 KJ/mol electron affinity of F(g) = -328 KJ/mol enthalpy of formation of LiF(s) = -617 KJ/mol
Calculate the standard enthalpy of formation of gaseous sulfur dioxide (S02) using the following thermochemical information:...
Calculate the standard enthalpy of formation of gaseous sulfur dioxide (S02) using the following thermochemical information: 2 Mgo(s) = 2 Mg(s) + O2(g) Mg(s) + S(s) = MgS(s) Mgs(s) + 2 Mgo(s) = 3 Mg(s) + SO2(g) AH = +1203.4 k) AH = -598.0 kJ AH = +1504.6 kJ AH = k]
16. The sublimation of carbon dioxide at -78°C is given by: CO2(8) = CO2(g) AHsub =...
16. The sublimation of carbon dioxide at -78°C is given by: CO2(8) = CO2(g) AHsub = 25.2 kJ/mol Calculate ASsub when 48.8 g of CO2 sublimes at this temperature AH-26.23 A) 330 J/K B) 143 J/K C) 249 J/K D) 129 J/K E) 79.6 JK 17. A galvanic cell consists of a silver electrode in contact with 0.100 M AgNO3 solution and a magnesium electrode in contact with 0.100 M Mg(NO3)2 solution. Calculate the potential, Ecell, at 25°C. Given: Ag...
7.) Given the following reaction: 2 Mg (s)+ O2 (g) 2 MgO (s) AH 1204 kJ/mol...
7.) Given the following reaction: 2 Mg (s)+ O2 (g) 2 MgO (s) AH 1204 kJ/mol a.) Calculate the mass of magnesium oxide formed if a reaction gives off 395 kJ of heat. b.) Draw a potential energy diagram for the reaction. Be sure to label each axis, the reactants, products, enthalpy of reaction, and activation energy on your diagram.
Question 7 (1 point) Given the thermochemical equation O2(g)---> SO3(g) AH= -99.1 kJ/mol, S2(g) + calculate the...
Question 7 (1 point) Given the thermochemical equation O2(g)---> SO3(g) AH= -99.1 kJ/mol, S2(g) + calculate the enthalpy change when 89.6 g of SO2 is converted to SO3. -111 kJ 69.3 kJ O-69.3 kJ -139 kJ 139 kJ
16. Using the following information, calculate the sublimation of S(s) to S(g) Mg(s) S(s) MgS(s) AHo 343 kJ/mol Mg(s) Mg(g) Mg(g) Mg (g) 2e S(s)> S(g) 2e > S2(g) Mg2 (g) S2g) -> MgS(s) A) 279 kJ/mol B) 575 kJ/mol C) 1179 kJ/mol D) 965 kJ/mol E) 4651 kJ/mol AHo 148 kJ/mol 2+ AH° 2186 kJ/mol ΔΗ S(g) AHo 450 kJ/mol AHo3406 kJ/mol _
Using the Born-Haber cycle shown below, calculate the lattice energy for MgCl2 in kJ* mol-1 Mg**g) + 2Cl(g) 2 x-349 AH2nd le(Mg) - 1451 2xAH (01) --698 My*(g) 2013) Mg (g) + 2Cl(g) AHORE (Mg) - 738 Mg(g) + 2Cl(g) 2 x 122 2xAH CIT- +244 Mg(g) + Cl2(g) AHTE (MgCl2) Mg(s) + Clą(9) AHM9) - 148 AH, (MgCl2) --641 MgCl (s)
Calculate the standard enthalpy of formation of gaseous sulfur dioxide (S02) using the following thermochemical information: 2 Mgo(s) = 2 Mg(s) + O2(g) Mg(s) + S(s) = MgS(s) Mgs(s) + 2 Mgo(s) = 3 Mg(s) + SO2(g) AH = +1203.4 k) AH = -598.0 kJ AH = +1504.6 kJ AH = k]
16. The sublimation of carbon dioxide at -78°C is given by: CO2(8) = CO2(g) AHsub = 25.2 kJ/mol Calculate ASsub when 48.8 g of CO2 sublimes at this temperature AH-26.23 A) 330 J/K B) 143 J/K C) 249 J/K D) 129 J/K E) 79.6 JK 17. A galvanic cell consists of a silver electrode in contact with 0.100 M AgNO3 solution and a magnesium electrode in contact with 0.100 M Mg(NO3)2 solution. Calculate the potential, Ecell, at 25°C. Given: Ag...
7.) Given the following reaction: 2 Mg (s)+ O2 (g) 2 MgO (s) AH 1204 kJ/mol a.) Calculate the mass of magnesium oxide formed if a reaction gives off 395 kJ of heat. b.) Draw a potential energy diagram for the reaction. Be sure to label each axis, the reactants, products, enthalpy of reaction, and activation energy on your diagram.
Question 7 (1 point) Given the thermochemical equation O2(g)---> SO3(g) AH= -99.1 kJ/mol, S2(g) + calculate the enthalpy change when 89.6 g of SO2 is converted to SO3. -111 kJ 69.3 kJ O-69.3 kJ -139 kJ 139 kJ
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