For each of the reactions at constant pressure, determine whether the system does work on the surroundings, the surroundings does work on the system, or essentially no work is performed. 2H2O2 --> O2 + 2H2O NH3 + HCl --> NH4Cl CCl4 + 2F2 --> CF4 +2Cl2 HCl + CaCO3 --> CaCl2 + H2O + CO2 w=-PΔV  Correct me if I am wrong: ΔV=0 no work   ΔV>0 -w work done by system   ΔV<0 +w work done on system

Q: A bottle of soda has a head space containing 25.0 mL of CO₂ gas at 4.2 atm pressure when the soda is…

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Q: A student dissolves 12.5g of lithium chloride LiCl in 250.g of water in a well-insulated open cup.…

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Q: For the reaction HCl(g) + NH3(g)NH4Cl(s) G° = -98.5 kJ and S° = -284.8 J/K at 272 K and 1 atm.…

A: For a spontaneous reaction, the decrease in Gibbs free energy , -∆G represents the maximum amount of…

Q: Determine whether work is positive or negative or zero for the following chemical process assume the…

A: For the reaction ∆n = 0  means as 2 mole of gas is forming 2 moles of gas.

Q: If a reaction occurs very slowly and is endothermic then it cannot be spontaneous. True or false?

A: Spontanious reaction means the ability of the reaction to procede to right right i.e. towards the…

Q: Consider the reaction. 2Fe2O3⟶4Fe+3O2ΔH∘rxn=+824.2 kJ2Fe2O3⟶4Fe+3O2ΔHrxn°=+824.2 kJ a) The…

A: The heat change that occurs in the formation of any compound that amounts 1 mole is called enthalpy…

Q: DeltaU°rxn

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Q: Determine whether work is positive, negative, or zero for the following chemical process.  Assume…

A: Given N2(g) + O2(g) ⟶ 2NO(g) at 55 °C

Q: How much work,

A: Given:Volume V1=10.0L VolumeV2=1.0L Constant pressurePext=5.0 atm

Q: A reaction releases 173 J of energy while doing 42 J of work. Determine the change in internal…

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Q: For the reaction 2CO(g) + O2(g)2CO2(g) G° = -515.1 kJ and S° = -173.1 J/K at 294 K and 1 atm. The…

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Q: For which of the following reactions, carried out at constant temperature and pressure does AU = AH?…

A: The balanced chemical reactions given are, a. CO (g) + 3 Fe2O3 (s) → 2 Fe3O4 (s) + CO2 (g) b. 3…

Q: Hydrogen peroxide decomposes to water and oxygen at constant pressure by the following reaction:

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Q: Consider the following reaction for the synthesis of nitrogen dioxide: N2(g) +202(g) →→ 2NO(g) At+34…

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Q: .You now have the enthalpies of reaction for the following reactions: CaCO3 (s) + 2HCl(aq)->CaCl2…

A: Given : CaCO3 (s) + 2HCl(aq)-&gt;CaCl2 (aq) + CO2 (g) + H2O(l)    CaO(s) + 2HCl(aq)-&gt;CaCl2(aq) +…

Q: Calculate AG, AH, and AS at 25°C for the reaction below in the indicated units. [Use thermodynamic…

A: ∆G° = ∆H° - T∆S°  T = Temperature

Q: 2Al(s) + 3Cl2(g) → 2AlCl3(s) Find the change in internal energy for this reaction. Enter in kJ.

A: The given equation is:

Q: Consider that you have a balloon containing 2.00 moles of CO and 1.00 mole of O2 which is in a room…

A: According to first law of thermodynamics , the work done by a system,is dW=-PdV.  Where dV be the…

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Q: enthalpy a state function. Fill in the blank: 4. For a change that takes place at constant pressure,…

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Q: Calculate the standard enthalpy change for the reaction at 25 °C. Standard enthalpy of formation…

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Q: WithSut doing any calculations, match the following thermodynamic properties with their appropriate…

A: Answer :-  ∆Hrxn  &gt; 0  ∆Srxn  &lt; 0  ∆Grxn  &gt; 0  ∆Suniverse &lt; 0…

Q: For the reaction HCI(g) + NH3(g)→→NH4Cl(s) AG° = -103.7 kJ and AS° = -284.8 J/K at 254 K and 1 atm.…

A: Given , Reaction : HCI (g) + NH3(g) → NH4CI(s) ∆G°=-103.7 kJ∆S=-284.8 JKT=254 KPresssure , P = 1 atm

Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

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Q: For the reaction 4HCI(g) + O2(g)→2H2O(g) + 2Cl2(g) AH° = -114.4 kJ and AS° = -128.9 J/K The maximum…

A: The reaction given is, Given: ΔHo = -114.4 KJ    Temperature = 311 K                       And ΔSo…

Q: Assume that a particular reaction evolves 229 kJ of heat and that 27 kJ of PV work is gained by the…

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Q: ) Complete A and B to move on. a.) Write the complete, balanced chemical equation for the following…

A: A) Complete combustion of Hexanol- Unbalanced Chemical Reaction - C6H11OH (l)  +  O2 (g) → CO2 (g) +…

Q: For the reaction 4HCI(g) + O₂(g)—2H₂O(g) + 2Cl₂(g) AH° = -114.4 kJ and AS° = -128.9 J/K The maximum…

A: We know , Maximum Work done = ∆G0 = ∆H0 - T∆S0

Q: What is the relationship between the two? Which is more stable in terms of thermodynamics, why?

A: The given compounds are the isomers of decalin. The first compound is the trans decalin and The…

Q: onsider that you have a balloon containing 2.00 moles of CO and 1.00 mole of O2 which is in a room…

A: Moles of CO = 2 moles Moles of O2 = 1 mole Temperature = 25.9 ◦C OR (273.15 + 25.9) K Pressure = 1…

Q: The reaction below has AH° = -110.2 kJ. 4 NO2(g) + O2(g) → 2 N205(g) Which statement is correct when…

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Q: For the reaction 2 C6H5COOH(s) + 15 O₂(g) AUrxn = -772.7 kJ/mol at 298K. Calculate AHrxn. 14 CO₂(g)…

A: The objective of the question is to calculate the  for the given chemical reaction.

Q: Determine whether work is positive, negative, or zero for the following process.  Assume the…

A: We know, work done by an ideal gas = -P(V2 - V1) So, here we need to determine the volume in each…