when 1 mole substance is formed from its constituent elements, the reaction is called formation reaction.first four reactions
are example for formation reaction. The last reaction is not a formation reaction
Answer
H2O(l) +SO2(l)--> H2SO4(l)
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thanks.
Which of the following is not a formation reaction? 1/2H2(g) + 1/2 Brale) > HBr(g) H2(g)...
Which of the following is not a formation reaction? O 1/2H2(g)+ 1/2 Br2l)HBr(g) O H2lg)+1/202(8)-H2O() Ca(s)+ 1/202(g)-CaO(s) 4Al(s)+3/202(g)> Al203(s) H20()+ SO3le) H2SO4le)
Part 1) Use the following equations to calculate the heat of the reaction for the formation of ethane (C2H6). C2H6(g) + 7/2 O2(g) → 2CO2(g) + 3 H2O(l) ∆ Ho = -1560 kJ C(gr) + O2(g) → CO2(g) ∆ Ho = -394 kJ H2(g) + 1/2 O2(g) → H2O(l) ∆ Ho = -286 kJ Calculate ∆Ho for the following reaction: 2 C(gr) + 3H2(g) → C2H6(g) ethane Use kJ for your answer. ΔHo = Part 2) Find the heat of...
Which of the following is a redox reaction? More than one answer may be correct. HBr(aq) + KOH(aq) → H20(1) + KBr(aq) SO3(g) + H20(1) - H2SO4(aq) HBr(aq) + Na2S(aq) - NaBr(aq) + H2S(g) NH4+(aq) + 2O2(g) H2O(l) + NO3(aq) + 2 H+(aq) 2 Na(s) + Cl2(g) → 2 NaCl(s) None of the above are redox reactions.
For which of the following equilibria does Kc = Kp? O a. HBr(g) = 1/2H2(g) + 1/2Br26) b. N26) + 3H2(g) = 2NH3(g) oc. CO(g) + 3H2(g) = CH4(g) + H20(g) od. CO(g) + H20(g) — CO2(g) + H2(g) e. Cao(s) + CO2(g) = CaCO3(s)
1. In which of the reactions below is H an enthalpy of formation? (a) S8(s) + 8O2(g) 8SO2(g) (b) CaO(s) + H2O(l) Ca(OH)2(s) (c) Cu(s) 1/2I2(s) CuI(s) (d) 1/2H2(g) + 1/2Cl2(g) + 2O2(g) HClO4(l) (e) both c and d are enthalpies of formation
In this reaction reaction: SO3(g) +H2O(1) -> H2SO4(aq) which is the oxidizing agent? None of these SO3 H20 H2SO4
(1) Find the H for the reaction below, given the following reactions and subsequent H values: 2CO2(g) + H2O(g) → C2H2(g) + 5/202(g) CH2(g) + 2H2(g) → CHg) H2O(g) - H2(g) + 1/20, (g) C2H6(g) + 7/202(g) → 2CO2(g) + 3H2O(g) answer - 235 kJ H =-94.5 kJ H =71.2 kJ H --283 kJ (2) Find the H for the reaction below, given the following reactions and subsequent H values: N2H4(I) + H2(g) + 2NH3(g) N2H4(1) + CH4O(1) - CH2O(g)...
Please explain Data: C(graphite) + O2(g) => CO2(g) AH = -393.5 kJ H2(g) + 1/2O2(g) => H2O(1) AH = -285.8 kJ CH3OH(1) + 3/202(9) A CO2(g) + 2H20(1) AH = -726.4 kJ Using the data above, calculate the enthalpy change for the reaction below. Reaction: C(graphite) + 2H2(g) + 1/2O2(g) => CH3OH(1) A. +238.7 kJ B.-238.7 kJ C. +548.3 kJ D.-548.3 kJ E. +904.5 kJ
2. Determine which of these reaction(s) are redox reaction. 6 Li2O(s) + P4010(g) → 4 Li3PO4(s Cao(s) + H2O(1) + Ca(OH)2(s) s(s) + 3 F2(g) → SF6(g) Zns(s) + 2 O2(g) → ZnSO4(s) SO2(g) + Cl2(g) → SO2Cl2(g) CuSO4.5H20(s) → CuSO4(s) + 5 H2O(g) SnCl4•6H2O(s) → SnOz(s) + 4 HCl(8) + 4 H20(8) NH4NO2(s) → N2(g) + 2 H2O(g) (NH4)2Cr207(s) → N2(g) + Cr2O3(s) + 4 H2O(g) 2 Na(s) + Cl2(g) → 2 NaCl(s) SO3(g) + Cao(s) > CaSO4(s) SO2(g)...
Which of the reaction shown is most likely to be an elementary step? CH4 + 202 --> 2H2O + CO2 SO3 + H20 --> H2SO4 Ο Ο Ο Ο N202 + H2 --> N20+H2O C2H4 + H2 --> C2H6