I. Heat of Neutralization. 3. Complete the table below a) Initial temperature of hydrochloric acid 31.0°с b) Initial temperature of sodium hydroxide 30. 0°c c) Average initial temperature of acid and base ("C) d) Final temperature of neutralized mixture 44. 0°c e) Change in temperature, AT ("c) f) 9uo for the reaction (J) (Assume 50.0 mL of solution and use average density of 1.02 g/mL) 9) AH (J) neut Show calculations using the correct number of significant figures. ΔΗ. neut"

Q: 1. A metal sample weighing 147.90 g and at a temperature of 99.5°C was placed in 49.73 g of water in…

A:

Q: For the same reaction as in the previous problem, what is AS° (in kJ/K)? O +.9076 +.1528 O - .0621 O…

A:

Q: Without doing any calculations, match the following thermodynamic properties with their appropriate…

A:

Q: 4. How much propane (in grams) wnuld have to be combusted to increase the temperature 300 mL of…

A:

Q: HEAT + N204 = 2NO2 if the temperature increased, what would be the effect on the equilibrium? also…

A:

Q: At 1200 the reduction of iron (III) oxide (Fe203) to elemental iron is nột spontan 2FE2O3(s) 4Fe(s)…

A: Several hydrates of Iron(III) oxide exists. When alkali is added to solutions of soluble Fe(III)…

Q: .What happens when temperature increases for a reaction?

A: Measure of degree of hotness or coldness of an object with respect to reference value is known as…

Q: Hydrogen reacts with nitrogen to form ammonia (NH3) according to the reaction 3H2(g) + N2(g) -->…

A:

Q: How can you say that the reaction for a certain element is valid?

A: A chemical reaction is symbolic representation of the conversion of substances to new substances. In…

Q: If a 136.51 g Al rod (c = 0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C,…

A: Given : Mass of rod = 136.51 g Initial temperature of rod = 100.0 oC Mass of water = 250.0 g And…

Q: Complete the Table based on the picture (Dissolution of Ammonium Nitrate) Mass of Water = 200g…

A: The experiment deals with the dissolution of ammonium nitrate in water.

Q: Aluminum forms a layer of aluminum oxide when exposed to air which protects the bulk metal from…

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

Q: Given the data in the table below, AH°rxn for the reaction 2A82S (s) + O2 (g) → 2A£2O (s) + 2S (s)…

A: The heat of reaction is defined as the amount of heat that needs to be added or removed from the…

Q: At the end of which of the following reactions will the temperature of the surrounding increases?…

A: The energy difference of the products and reactants is known as the energy change of a reaction.

Q: The temperature of the water bath is monitored, and it is determined from this data that 215. kJ of…

A:

Q: The enzyme, triose phosphate isomerase, catalyzes the following reaction:…

A: A given reaction is said to be spontaneous if the value of Gibbs free energy is negative. This means…

Q: Consider the reaction: CO2( g) + CCl4( g)<------>2 COCl2( g)Calculate ΔG for this reaction at…

A: The change in Gibbs free energy is calculated using the following expression.…

Q: Calculate AS° for the unbalanced chemical reaction given below: + Cuo (s) - -Cu (s) + _H20O 5. _H2…

A:

Q: Determine of T/F. The ΔGo of a reaction is -5 kJ/mol at 25oC so the reaction is at equilibrium.

A: Given value of standard Gibbs free energy value is negative

Q: Consider the reaction Cl2(g) + Br2(g) → 2 BrCI(g) at 25 °C. Using the information in the table,…

A: Cl2 +Br2 →2BrCl at 25 0C △SCl2 = 223.0 J/mol-K△SBr2 = 245.5 J/mol-K△SBrCl = 240.0 J/mol-K

Q: Dissolution of Ammonium Nitrate mass of water: 200 g   initial temperature of water: 20°C final…

A: Dissolution of ammonium nitrate in water is endothermic reaction. It absorbs heat from the system

Q: Calculate AG for the below chemical reaction if it is conducted at 25 °C and the reaction is started…

A:

Q: Calulate ΔH for the following reaction: 2Mg(s)+O2(g)->2MgO(s) when 4.67g of Mg(s) reacts at constant…

A: Given thermochemical equation is 2Mg(s) + O2(g) ------> 2MgO(s) ;∆Hrxn = -1338 kJ Given, Mass of…

Q: Calculate Δ?ΔH for the reaction B2H6 (g) +  6 Cl2 (g) ⟶⟶ 2 BCl3 (g) + 6 HCl (g) from the following…

A: We have to Calculate Δ?ΔH for the reaction B2H6 (g) +  6 Cl2 (g) ⟶⟶ 2 BCl3 (g) + 6 HCl (g) from the…

Q: Consider the following reaction which produces phosgene, a toxic gas used in WWI. CO (g) + Cl2 (g)…

A:

Q: Dissolution of Sodium Hydroxide mass of water: 200g initial temperature of water: 20°C final…

A: Given: mass of water: 200g initial temperature of water: 20°C final temperature of water: 26.49°C…

Q: Elhane is a very combustible gas. Write a balaaced cquation for the complete oxidation reaction that…

A: Write the complete oxidation reaction of ethane burn in air --

Q: The human body can get energy by metabolizing proteins, carbohydrates or fatty acids, depending on…

A: Since the energy content of the food is depends on only the number of carbon present in that food.

Q: Which one statement in italics is NOT correct? Other given information is correct. O a. The enthalpy…

A: Exothermic reactions are those reactions which results in the loss of heat , that is temperature of…

Q: The complete combustion of cyclohexane occurs according to the following equation: CSH12(g) + 902(g)…

A:

Q: B. MEASUREMENT OF AH OF NEUTRALIZATION 61.69 g Mass of HCl/H,O solution 42.66 g Mass of NaOH…

A: Ti (HCl/H2O)= 21.5 CoTi (NaOH) = 24 CoTf = 26 CoMass of solution = 61.69 + 42.66Mass of solution =…

Q: Mass of Cheeto (before heating).... _1.670g_ Mass of Cheeto (after heating)... 190g Mass of Cheeto…

A: Given : Mass of water = 100.0 g And change in temperature of water = 20.7 oC

Q: Use ΔH formation information provided to calculate ΔH of the reaction (in kJ) for the following:…

A: In this question, we have to find out the correct answer of given problem by the help of Enthalpy…

Q: In the determination of heat of neutralization using a coffee-cu of heat liberated if 1.0 M of the…

A: Amount of heat liberated when 1 equivalent of Strong acid is reacts with 1e equivalent of Strong…

Q: Mass of Cheeto (before heating).... 1.670g. Mass of Cheeto (after heating)... .190g. Mass of Cheeto…

A: Given : Mass of water = 100.0 g And change in temperature of water = 20.7 oC

Q: Consider the following reaction at 25 °C: 3 NiO(s) + 2 NH (g) → 3 Ni(s) + N,(g) + 3 H̟O(g) kJ If AG°…

A:

Q: Choose the situation below that would result in an exothermic AHsolution: When JAHsolventl…

A: Enthalpy of hydration (ΔHhydration) :- Amount of enthalpy changes or releases during the dilution of…

Q: Consider the combination reaction: Mg + 02-

A: Definition of combination reaction is, A combination reaction  is a reaction in which two or more…

Q: Calculate the AH°, for the reaction below, in kJ, using the heat of formation values below: _X4Y2…

A: Given  Reaction  X4Y2(g)   +  Z6(g)  →  X2Z4(g)  +  Y4Z2(l) ∆H°f  [ X4Y2 (g) ]  = - 300.5 KJ/mol…

Q: Two chemical reactions illustrated in sample A and sample B are setup with the starting materials…

A: The expression for the reaction quotient Q is given byQ = [products]/[reactants]

Q: Qel A- Define the followings with figure: closed system, thermal equilibrium, isometric process.

A: A closed system is a system in thermodynamics where there is no exchange of energy and matter.

Q: edict the CORRECT process for the following statement : Durin ess the potential energy of reactants…

A: In an exothermic reaction, the reactants are higher in energy than the products. Therefore, the…

Q: 3) 0.2 moles of water at 34.0C is mixed with 23.8 moles of water at 78.9°C. Calculate AH, AS, AG.…

A: Enthalpy is calculated by using following formula,⊿H= m×s×⊿Twhere,⊿H=enthalpy changem=mass of…

Q: Consider the melting of ice at 0°C represented by the following equilibrium: H2Ols) H2O() The AS°…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A 0.50 Kg Cu container holds 1.00 kg of water at 20° C. A 0.10 kg iron ball at 20º C is dropped into…

A:

Q: Calculate ∆G for the reaction 2 H2S(g) + SO2(g) ⇆3 Srhombic(s) + 2 H2O(g) For the following…

A: ∆Gof H2S(g)=-34kJ/mol ∆G of SO2(g)=-300kJ/mol ∆G of H2O(g) = -229kj/mole ∆G of S(rhombic)= 0 kj/mole…

Q: For the reaction 4HCI(g) + 02(g)–2H20(g) + 2Ch(g) AH° = -114 kJ and AS° = -129 J/K AG° would be less…

A: Given ∆H0 = - 114 KJ = -114 x 1000 J = 114000 J ∆S0 = - 129 JK

Q: When 50.0 ml of 0.100 M Pb(NO3)2 solution at 20.00oC is added to 50.0 ml of 0.100 M KI solution also…

A:

Q: Heat of reaction (AH°) for the following reaction at 25.0 °C is Fe;O4(6) + CO(g) 3FEO(s) + CO2(g)…

A: