Calculate the work done (kJ) when 1.78 L of water is completely electrolyzed under a constant pressure of 28 psi at 5°C. Indicate if your answer is -ve or +ve and to two decimal places. Assume density of 1 g/cm3

Q: Calculate the kinetic energy in joules of an automobile weighing 4175 lb and traveling at 45 mph. (1…

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Q: Consider these reactions, where M represents a generic metal. 2 M(s) + 6 HCI(aq) → 2 MCI, (aq) + 3…

A: Hess's law states the enthalpy change for the overall reaction is the sum of the enthalpies of…

Q: Using the Table of Thermodynamic Values, determine the change in enthalpy (kJ) for the following…

A: Hess's law  states that the amount of heat evolved or absorbed in a process is independent of the…

Q: Consider these reactions: Reaction 1: H2 (g) + Cl2 (g) → 2HC1(g) AH = -184.6 kJ Reaction 2: 20F2 (g)…

A: -> If ∆H =+ve => reaction is endothermic reaction. -> if ∆H = -ve => reaction is…

Q: Calculate the quantity of heat released when 4.00 g of CH4(g)are burned in excess oxygen according…

A: Methane react with oxygen and produced one mole of carbon dioxide and two mole of water

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A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: When a 7.00 g sample of KCN is dissolved in water in a calorimeter that has a total heat capacity of…

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Q: 4. A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 73…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For the…

Q: Calculate the amount of heat transferred when 3.55 g of Mg(s) reacts at constant pressure. Express…

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Q: 1.The combustion of methane gas, the principal constituent of natural gas, is represented by the…

A: Recall the given reaction CH4g + 2 O2g → CO2g + 2 H2Ol     ,  ∆H°=-890.3 kJ We have to find the mass…

Q: For a process,AE =+148 kJ and the system does 34 kJ of work on the surroundings. This means that...…

A: Given : ∆Esys = +148 kJ Work on he surroundings = 34 kJ

Q: Using the Table of Thermodynamic Values, determine the change in enthalpy

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Q: Use the References to access important values if needed for this question. When a solid dissolves in…

A: calculate the enthalpy of dissolution of CsCl(s) in kJ/mol.

Q: A student is determining the enthalpy of solution for ammonium nitrate by adding ammonium nitrate to…

A: The question is based on the concept of chemical thermodynamics. we need to predict the effect on…

Q: Consider these reactions, where M represents a generic metal. 2 M(s) + 6 HCl(aq) – 2 MC, (aq) + 3 Н,…

A: The reactions given are,

Q: An ideal gas ina cylinder fitted with a piston expands at constant temperature from a pressure of 6…

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Q: The reaction between sodium metal and chlorine gas produces 822 kJ of heat energy for every chlorine…

A: GIven, Mass of Na = 4.595g

Q: If 250. g of aluminum is consumed in the reaction, how much heat (in kJ) could theoretically be…

A: 2 Al (s) + Fe2O3 (s) → 2 Fe (l) + Al2O3 (l)              ΔH = −848.0 kJ In the given reaction there…

Q: When a 7.00 g sample of KCl is dissolved in water in a calorimeter that has a total heat capacity of…

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Q: Magnesium sulfate is often used in first-aid hot packs, giving off heat when dissolved in water. A…

A: Balance chemical equation is defined as which has equal number of atoms or ions in both sides…

Q: Using the Table of Thermodynamic Values, determine the change in enthalpy (kJ) for the following…

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Q: 1. When, a volume of 200 cm³ of Lithium hydroxide solution of concentration 1.00 mol/dm3 and 200 cm…

A: a) endothermic reaction:- A chemical reaction in which heat is absorbed during the process.…

Q: How many grams of MgO are produced during an enthalpy change of -232 kJ ? Express your answer in…

A: The enthalpy change for the following reaction  2 Mg(s) + O2(g) ---> 2 MgO(s)  is -1204 kJ Molar…

Q: An ideal gas in a cylinder fitted with a piston expands at constant temperature from a pressure of 5…

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Q: The aluminum cup inside your calorimeter weighs 41.55 g. You add 59.21 g of 1.0 M acetic acid…

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Q: The reaction between sodium metal and chlorine gas produces 822 kJ of heat energy for every chlorine…

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Q: When HCl(aq) and NaOH(aq) are mixed in a beaker, the beaker feels warm to the touch. What is known…

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

Q: The reaction between sodium metal and chlorine gas produces 822 kJ of heat energy for every chlorine…

A: The number of moles of any substance can be obtained by dividing the mass by molar mass which may be…

Q: Consider these reactions, where M represents a generic metal. 1. 2 M'S) + 6 HCI(аq) — 2MСI, (aq) + З…

A: 2M(s) + 6 HCl (aq) →2 MCl3 (aq) + 3H2   ∆H1 =-789KJ HCl (g) →HCl ∆H2 = -74.8 kJ H2 (g) + Cl2 (g) →2…

Q: Use the following thjt Fermentation of fruits and grains converts glucose to ethanol and carbon…

A: Given, Fermentation of fruits and grains converts glucose to ethanol and carbon dioxide. The…

Q: Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HCI(aq) → 2 MCl, (aq) +…

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Q: An ideal gas in a cylinder fitted with a piston expands at constant temperature from a pressure of 9…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

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Q: A sample of aluminum, initially at 5.0 °C, was placed in 18.0 g of water, initially at 25.0 °C. The…

A: We have given that  A sample of aluminum, initially at 5.0 °C, was placed in 18.0 g of water,…