QUESTION 15 In the reaction Mg (s) + O2 (g) – 2 Mg0 (), the reducing...
Which of the following reactions represents a redox reaction? O2 Mg(8) + O2(g) + 2 Mg0 (6) CaCO 3 Cao. + CO2 O 2 NaCl(aq) + K2CO3(aq) → Na2CO3(aq) + 2 KCl(aq) O 3 FeCl2(aq) + 2 Cuz PO4(aq) → Fe3(PO3)2(aq) + 6 CuCl(aq)
QUESTION 19 3 points S In the reaction Mg0(s) → Mg(s) + + 0.502(g) the enthalpy change AH*) is +602(AHP) kj mol. 1 and the entropy change (A5) is +109J k-1 mor1. Explain if the reaction is feasible at 1000K or 6000K? Berenrenh Arial
QUESTION 19 3 points S In the reaction Mg0(s) → Mg(s) + + 0.502(g) the enthalpy change AH*) is +602(AHP) kj mol. 1 and the entropy change (A5) is +109J k-1 mor1. Explain if the reaction...
Consider the following unbalanced reaction. Mg(s) + O2(g) → MgO(s) How many grams of O2 are needed to produce 142 g of MgO if the reaction has a 60.5% yield?
For the following reaction, 2Mg(s) + O2(g) → 2MgO (s), when 10.1 g of Mg reacts with 10.5 g of O2, 11.9 g of MgO is collected. Determine the limiting reactant, theoretical yield, and percent yield.
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)
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.
balance this equ Mg(s) + N2(g) + O2(g) → MgO(s) + Mg3N2(s) MgO(s) + Mg3N2(s) + H2O(l) → MgO(s) + Mg(OH)2 (s) + NH3(g) MgO(s) + Mg(OH)2 (s) → MgxOy(s) + H2O(g)
2) Write down a Born-Haber cycle for magnesium oxide (Mg0). Using the data provided below, determine the experimental value of the lattice enthalpy Uexp. Now calculate the lattice enthalpy Ucale (unit cell of Mg0 shown below). What do these values tell you about the bonding in Mg0? AHP(Mg0)--602 k]/mol Alto (Mg) = + 148 kJ/mol AH to (02) = +249 kJ/mol bond enthalpy (02)+498 k]/mol 16, (Mg) = +738 kJ/mol IE2 (Mg) +1451 k]/mol EA (O) = +142 kJ/mol EA2(0)...
7) In the following reaction, Mg(s) + Cu²+ (aq) → Mg2+ (aq) + Cu (s): A) Mg is the reducing agent and Cu is the oxidizing agent. B) Mg²+ is the reducing agent and Cu is the oxidizing agent. C) Cu is the reducing agent and Mg?is the oxidizing agent. D) Cu²+ is the reducing agent and Mg is the oxidizing agent. E) Mg is the reducing agent and Cuis the oxidizing agent. 8) In the following reaction, Zn (s)...
=-1203 kJ Consider the following reaction:2 Mg +02 -2 Mg0 AH rxn Calculate the amount of heat (in kJ) associated with complete reaction of 4 moles of Mg. none of the above -12031 -4012 -601.5 2406