B2H6  +  3O2  ---------->  B2O3  +  3H20     delta H (-2035 kJ)      Is this an exothermic reaction, an endothermic reaction, neither, or both

Q: ind ΔH for the reaction    C3H8 (l) + 5O2(g) --> 3CO2(g) + 4H2O(l)        ΔHrxn = ? Given:…

A: for the reaction    C3H8 (l) + 5O2(g) --> 3CO2(g) + 4H2O(l)        ΔHrxn = ? Given:   [CO2(g)] =…

Q: Determine whether the following (forward) reactions favor high or low pressures? 1. 2SO2(g) + O2(g)…

A: Five questions based on Le-Chatlier principle, which are to be accomplished.

Q: Calculate Kpfor the reaction 2NOCl(g) -> 2NO(g) + Cl2(g) at 400°C if Kcat 400°C for this reaction is…

A: The reaction is,                              2 NOCl (g) ---> 2 NO (g) + Cl2 (g) For any ideal…

Q: Consider the reactions N2H4(l) + CH4O(l) → CH2O(g) + N2(g) + 3H2(g) ΔH = 80 kJ/mol N2(g) + 3 H2(g) →…

A: As per the given data We need to fing the overall ∆H for the above reactions which can be shown as…

Q: Find the ΔH for this reaction : 3H2(g) +O3(g) --> 3H2O(g) Given the two following pieces of…

A: Find the ΔH for this reaction : 3H2(g) +O3(g) --> 3H2O(g) -------(1) ∆H°= ?

Q: 2Al(s) + 302(g) ---> 2Al203(s) ΔHo = -3351 kJ The reaction shown above is…

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Q: 1. Determine the enthalpy of formation of the reaction: [4 NH: + 5 O2 -> 4 NO + 6 H2O] NH: = -80.89…

A: The correct option is:

Q: Consider the following reaction.    2O3 → 3O2 ΔH = -428 kJ  Which of the following reactions…

A: If the reaction is reversed , the sign of enthalpy changes . If a number is multiplied to the…

Q: This graph represents the change in energy for two laboratory trials of the same reaction. Energy…

A: Introduction: The energy profile diagram shows the energetic pathway of transformation of reactant…

Q: DBU faster reaction Br DBU slower reaction Br

A:

Q: You are given the following data: Н-(g) — 2H(g) AH° = 436.4 kJ/mol Br2(g) 2Br(g) AH° = 192.5 kJ/mol…

A: Hess's law states that at standard conditions, the standard enthalpy change is the sum of standard…

Q: 200 ° C, the numerical value of Kc for the following reaction is 8 × 10-³. PCl5 = PCl3 + Cl2 deltaH…

A: Since you have asked a question with  multiple sub-parts, we will solve  first three sub-parts for…

Q: Determine the AH of the reaction 1 1 NO29) + 702c9) +5H20(9) → HNO3(aq) 4 AH = 33.2 kJ 5 N2c9) +…

A:

Q: Find ΔH for the reaction    C3H8 (l) + 5O2(g) --> 3CO2(g) + 4H2O(l)        ΔHrxn = ? Given:…

A: Given: Enthalpy of formation of CO2(g)= -393.5 kJ/mol Enthalpy of formation  of H2O(l)= -285.8…

Q: How many kJ are released when 2.00 mol of NaOH is formed in the reaction? 2Na2O2 (s) + 2H2O (1) -->…

A: We have given that  Mole of NaOH formed = 2mole  2Na2O2(s) + 2H2O(l) →  4NaOH(s) + O2(g) ∆H =…

Q: Calculate the keq for the reversible reactions in  Cr2O72- (aq) + OH- (aq) -->  CrO42- (aq) + H2O…

A: Given :  HCrO4- --> H+ + CrO42-      K1 = 3.2 x 10-7  2 HCrO4- ---> Cr2O72- + H2O           K2…

Q: Based on the reactions: 1. 2NO2g) + 2NOg +O2e) 2N2O48) 2. 4NO() + 2N,Og +502(g) →4N2O42) 3. 2NO +…

A: In such type of questions manipulate the given reaction to form the target reaction and accordingly…

Q: Which is the best method for carrying out the following reaction? COOH SO3H O +COOH; then SO3/H2SO4…

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Q: Calculate the ΔG° for the given reaction at 25°C:   2 C2H2 (g)  +  5 O2 (g)  ---->  4 CO2 (g)   +…

A:

Q: Given the reactions below, answer the following questions. Cl2(g) + F2(g) ----> 2ClF(g)    ΔG∘rxn…

A: given information: Cl2(g) + F2(g) ----> 2 ClF(g)    ΔG∘rxn = 115.4 kJ/mol  -------->…

Q: 6 Given H2SO4 reaction goes to completion and [SO4 ^2-]= 5 M, what is [H*]

A: ->H2SO4 is a strong acid which can completely dissociate into H+ and SO42-. Given-> [SO42-] =…

Q: ler the following reaction: CO (g) + 2 H2 (g) - CH;OH (g) = -90.7 kl Describe the flow of heat in…

A: Types of reaction on the basis of heat - 1. Endothermic reactions- Those reactions in which heat is…

Q: Which of the following, is an example of an endothermic reaction? 2Na + Cl2--> 2N2CI e C,H1206 +…

A: The reactions given are, 1) 2 Na + Cl2 -----> 2 NaCl 2) C6H12O6 + 6 O2 -----> 6 CO2 + 6 H2O 3)…

Q: If cobalt (II) sulfate is heated too strongly the following reaction will occur  CoSO4 (s)-> Co(O)…

A: Given reaction is: CoSO4 (s)→ CoO (s) + SO3 (g) The strong heating of cobalt (II) sulfate yield…

Q: Consider the exothermic reaction C2H2(g) + 2 Br2(g) C2H2Br4(g) + heat. Which of the following…

A: We are to find out how can we decrease production of C2H2Br4(g) in following reaction C2H2(g) + 2…

Q: The reaction:  CH4 + 2O2 → CO2 + 2H2O + 890.4 kJ, is                    .…

A: Interpretation: The type of the given reaction is to be determined.  Given reaction: CH4 + 2O2 →CO2…

Q: If the ΔΔH for C2H4 + H2 --> C2H6 is -65.6 kJ, what is the ΔH for this reaction? 2C2H4 + 2H2 -->…

A: Given: C2H4 + H2 --> C2H6.      ∆H = -65.6 kJ/mol

Q: Which reaction moves faster when temperature is doubled? O C +S-> CS2 O Au(OH)3 + 3HCI --> AuCI3 +…

A: As the temperature increases the rate of reaction increases and the reaction starts moving faster.…

Q: Consider the reversible reaction:   2 HBr(g)               H2 (g)  +  Br2 (g)…

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Q: Which reaction represents this energy diagram? (8F0-(8)H7 AH --486.3 kJ 21,0(g) O 486.3kJ + 2H2O(g)…

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Q: Using the information shown below, calculate delta Hf for the following reaction: H2O(l)        +…

A: Note :- The correct balanced equation for given first equation is :-  C2H4(g) + 3O2  → 2CO2(g) +…

Q: The value of Keg for the following reaction is 0.16: A (g) + B (g) C (g) + D (g) The value of Keg at…

A:

Q: Given a greactis GC(s) + 6H₂(g) + 30₂(g) → C6H1₂O6 (5) Standard reaction free - 910 kJ for this…

A: Given, 6C(s) + 6H2(g) +3O2(g) ----> C6H12O6(s) ∆G° = -910 kJ 2C(s) + 2H2(g) + O2(g) ---->…

Q: Solve the heat of reaction of CH4(g) + 2 O2(g)   -------->  CO2(g) + 2 H2O(I)

A: To find: The heat of the given reaction

Q: 6. distinguish precisely, and in cientific terms, the difference between reaction and reversible…

A: Here i have distinguished between both irreversible and reversible reaction

Q: A student made a sketch of a potential energy diagram to represent a reaction with a -AH value.…

A: Here , this the potential energy diagram . X represent the potential energy of the reactants. Y…

Q: Which of the reactions below is an exothermic process and a combustion reaction Al>O3(s) +3…

A: The reaction D is a combustion reaction and also an exothermic reaction.

Q: The illustration to the left represents a mixture of hydrogen ( light blue ) and iodine ( purple )…

A: Since blue is hydrogen and purple is iodine  And we can say that initially we have two blue balls…

Q: All chemical reactions are very slow.   Select one: True False

A: All chemical reactions are very slow.  False   Molecular reactions may be slow or ionic reaction are…

Q: Consider the energy diagrams for Reaction A and Reaction B. 1504 150 100 - 100 50 - 50 - Reaction…

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Q: Make your own energy diagram for an exothermic reaction that does not include a catalyst and one…

A: For exothermic reaction , energy of products is lower than energy of reactants. So we would make…

Q: CH) +2 Oze) CO2 +2 H,On 74 COe +2 H20 CH4) + 20z 2 C,HIo + 25 0z) → 16 CO + 18 H20 2 CH,OH +3 0z) →…

A: Endothermic reaction -  Temperature of products lower than reactants. ∆H = positive. General…

Q: 4.How will each change affect the reaction? H2(g) + 1z(g)=2HI(g) AH=-9.48kj a. Addition of H2 b.…

A: Disclaimer: Since you have posted a question with multiple sub-parts, we will solve first three…

Q: Step 1: C6HsCIN¿O2(aq) + NaNO2(aq) + 2HCI(aq) → C6H3CIN3O2*(aq) + Cl'(aq) + 2H2O(I) + NaCI(aq)…

A: Thermodynamics is the branch of chemistry that mainly deals with the heat transfer between system…

Q: 2. Fill in the missing reaction conditions for each reaction below. Ĉ CI OH OH OH OH Br ОН Ĉ OH H…

A:

Q: Calculate AHpxn for the reaction below. 2 NOCI(g) → N2(g) + O2(g) + Cl2(g) You are given the…

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Q: CH20H C=0 HO-C-H 三 H-C-OH 2 CH2OH H3C CH3 H3 C CH3 HO C-H HC CH20H 43CCH3 H OH CHL CH3 - 2 H20 H2 C…

A: We have  to indicate where are the major and minor products in this following given  mechanism as…

Q: + 2O2 —> 6CO2 + 2H2O ΔHo = - 890.4 kJ/mol 1. The reaction depicted above is the ____________________…

A: A chemical reaction consists of reactants and products.

Q: At a particular temperature, Kc = 6.0 × 102 for 2NO(g) + 2H2(g) ⇌ N2(g) + 2H2O(g) Calculate Kc for…

A: