2. Consider the following three reactions: 2 Fe (s) +6 HCI (aq)-2 FeCls (aq) +3 H2 (g) AH, Fe:Os (s)+6 HCI (aq)2 Fe...
AH, АН, 2. Consider the following three reactions: 2 Al (s) + 6 HCI (aq) + 2 AICI, (aq) + 3 H2 (9) Al2O3 (s) + 6 HCI (aq) + 2 AICI, (aq) + 3 H20 (1) 2 H2 (9) + O2(g) + 2 H20 (1) AH Show how these equations must be summed together according to Hess's Law to determine AH for the combustion of aluminum (target equation shown below). Also show clearly how the AH values of each...
Consider these reactions, whereM represents a generic metal. 2 M(s)+6 HCI(aq)2 MC, (aq)+3 H,(g) 1. AH -881.0 kJ 2. HCI(g)HCI(aq) AH274.8 kJ H,()+C() 2 HCI 3. Al-1845.0kJ 4 AH-113.0 kJ MC,(s)MC,(aq) Use the given information to determine the enthalpy of the reaction 2 M(s)+3CL,(g)2 MCI,(6) kJ AH-
Consider these reactions, where M represents a generic metal. 1. AH = -741.0 kJ AH = -74.8 kJ 2 M(s) + 6 HCl(aq) 2 MCI, (aq) + 3 H, (g) HCI(g) — HCl(aq) H2(g) +CI,() — 2 HCI(8) MCI,(s) – MCI, (aq) 3. AH = -1845.0 kJ 4. AHA = -256.0 kJ Use the given information to determine the enthalpy of the reaction 2 M(s) + 3 C1, (g) — 2 MCI, () AH =
Consider these reactions, where M represents a generic metal. 1. AH, = -570.0 kJ 2. AH = -74.8 kJ 2 M(s) + 6 HCl(aq) + 2 MC1, (aq) + 3 H,() HCI(g) — HCl(aq) H_(8) + Cl2(g) + 2HCI(8) MCI,(s) -MCI, (aq) 3. AH = - 1845.0 kJ AHA = -365.0 kJ 4. Use the given information to determine the enthalpy of the reaction 2 M(s) + 3 CI,(g) — 2 MCI,(s) AH-
18 of 22 > Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HCl(aq) + 2 MCI, (aq) + 3 H,(8) AH, = -590.0 kJ HCI(g) + HCl(aq) AH= - 74.8 kJ H2(g) + CL (8) 2 HCI(g) AH, = -1845.0 kJ MCI,() MCI, (aq) AHA = -300,0 kJ Use the given information to determine the enthalpy of the reaction 2 M(s) + 3 CI,(g) 2 MCI, (8)
Consider these reactions, where M represents a generic metal. 2 M(s) + 6 HCl(aq) — 2 MCI,(aq) + 3 H, (g) AH = -905.0 kJ ni HCI(g) - HCl(aq) AH= -74.8 kJ AH; = -1845.0 kJ H2(g) + Cl2(g) 2 HCl(g) 4. MCI,(s) — MCI, (aq) AH = -249.0 kJ Use the given information to determine the enthalpy of the reaction 2 M(s) + 3 C1 () — 2 MCI,() AH
need help with all Predict if the following reactions are exothermic or endothermic a) 2 H2(g) + O2(g/> 2 H2O(g) ΔΗ -484 kJ b) 2 Al(s) + Fe2O3(s) → 2 Fe(s) + Al2O3(s)AH =-852 kJ c) 2 H2O(g) 2 H2(g) + O2(g)AH :484 kJ d) 2 NH3(g) → N2(g) + 3 H2(g)AH = 92.2 kJ e) H2O(g) H2O(l) ΔΗ--44 kJ
Consider these reactions, where M represents a generic metal. 2 M(s) + 6 HCl(aq) — 2 MClz (aq) + 3 H2 (g) AH= -663.0 kJ 2. HCl(g) — HCl(aq) AH2 = -74.8 kJ 3. H2(g) + Cl2 (g) — 2 HCl(g) AH3 = -1845.0 kJ 4. MCI,(s) — MC13(aq) AH4 = -276.0 kJ Use the given information to determine the enthalpy of the reaction 2 M(s) + 3 Cl2(g) — 2 MClz (s) AH = AH = 1
Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HCl(aq) — 2 MCI, (aq) + 3H2(g) AH = -562.0 kJ 2. HCl(g) HCl(aq) AH, = -74.8 kJ 3. H (9) + Cl (8) 2 HCl(g) AH3 = -1845.0 kJ 4. MCI, (s) MCI, (aq) AHA = -343.0 kJ Use the given information to determine the enthalpy of the reaction 2 M(s) + C1, (8) MCI,(s) ΔΗ = kJ
Question 4 of 4 > The enthalpy changes, AH, for three reactions are given. H, ()0,()H,O) Ca(s) +2H (aq) Ca2 (aq) +H,(g) CaO(s) +2H (aq) - AH=-286 kJ/mol AH= -544 kJ/mol Ca2 (aq) +H,O() AH =-193 kJ/mol Using Hess's law, calculate the heat of formation for CaO(s) using the reaction shown. 0,()Ca) Ca(s) + kJ/mol ΔΗ- TOOLS During an experiment, a student adds 1.81 g CaO to 300.0 mL of 1.000 M HCI. The student observès a temperature increase of...