Suppose that 1.4 mol Ar(g) occupies 72 dm3 at 298.15 K and expands to 100 dm3. Calculate ΔG (KJ) for the process.

Q: ueous solution of zinc chloride was 50.00 mL of 0.75 M aqueous soluti action. 3.14 kJ of heat is…

A: Given: Mass of zinc powder = 1.34 g Heat=3.14 kJ 0.75 M of HCl

Q: Calculate the entropy of vaporization for 3 moles of water at 25 °C given that Cp, m (H2O(l)) =…

A:

Q: Calculate AG at 298 K for the reaction CS₂2 (1) + 30₂(g) → CO₂ (g) +2 SO₂(g) based on these…

A: The thermochemical equations can be treated as algebraic equation which can be added,  subtracted,…

Q: (a) From the phase diagram for carbon dioxide, determine the state of co2 at 20 atm and 273 K. (b)…

A: Given Phase diagram of CO2.

Q: For ∆Hsoln to be very small, what quantities must be nearly equal in magnitude? Will their signs be…

A: Lattice energy is defined as energy required to separate a mole of ionic solid into gaseous ion. It…

Q: A styrofoam calorimeter contains 60.0 mL of 0.750 M H3C6H5O7 at 22.8oC. When 9.83 g NaHCO3 is added…

A: Change in enthalpy i.e. ∆Hreaction can be calculated using the formula: ∆Hreaction=mC∆T where, m is…

Q: B. A 1.0-mol sample of an ideal gas is kept at 0 °C during an expansion from 0.003 m³ to 0.01 m³.…

A:

Q: The salt calcium chloride is soluble in water. When 1.55 g CaCl₂ is dissolved in 116.00 g water, the…

A: Given,The amount of water = 116.00 gTemperature (T1) = 250CTemperature (T2) = 27.470C. = (27.47-…

Q: 13.3p. If you allow one pound of carbon dioxide to sublime (change from CO2(s) to CO2(g)) at room…

A: If you allow one pound of carbon dioxide to sublime (change from CO2(s) to CO2(g)) at room…

Q: A liquid at 10.0 °C exhibits a vapor pressure of 0.535 atm. When heated to 50.0 ° C, the vapor…

A:

Q: Assuming that neither standard enthalpy changes of formations (∆Hof)  nor standard molar entropies…

A: First, we shall estimate the enthalpy change of the reaction:…

Q: Indicate whether each of the following statements is true or false. If it is false, correct it. (a)…

A: Ammonia is a very important compound in chemistry. It is used as refrigerant gas, in making of…

Q: In a constant‑pressure calorimeter, 50.0 mL50.0 mL of 0.940 M H2SO40.940 M H2SO4 was added to 50.0…

A: Given that: Volume of H2SO4 =50ml Molarity of H2SO4 =0.940M Volume of NaOH =50ml Molarity of NaOH…

Q: A geochemist in the field takes a 46.0 mL sample of water from a rock pool lined with crystals of a…

A: Given data :  1) volume of water = 46.0 mL 2) weight of compound X = 10.6 g

Q: Calculate the change in internal energy (in kcal) for the reaction Cl₂(g) +7/₂O2(g) = Cl₂O(g) at 25…

A: Given -> Enthalpy for formation of Cl2O7 = 63.4 kcal T = 25°C

Q: Chose the correct option that represents the change in Gibbs free (A) dG =Eµdn, (B) dG =£µn, (C) dG…

A: A is the correct answer

Q: At 25 'C, the equilibrium partial pressures for the reaction 3 A(g) +4 B(g) 2 C(g) +2 D(g) were…

A: Equilibrium constant : K = PC2×PD2PA3×PB4 K = 5.672×5.6525.433×4.224 K = 0.0202   Standard Gibb's…

Q: At 25 °C, the equilibrium partial pressures for the reaction 3 A(g) + 2 B(g) = C(g) + 2 D(g) were…

A:

Q: Calculate the enthalpy reaction for 3SO2 (g) + 2 HNO3 (l) + 2 H2O (l) --> 3 H2SO4 (l) + 2 NO (g)

A: The enthalpy for the reaction can be calculated with help of the formula shown below, ∆H∘reaction =…

Q: B. A 1.0-mol sample of an ideal gas is kept at 0 °C during an expansion from 0.003 m³ to 0.01 m³.…

A:

Q: 2 ZnS(aq) + 3 O2(e) +→ 2 ZnO[s) + 2 SO2{e) AH = "878.2 kJ 3. Ifl am trying to maximize my yield of…

A: Zinc sulfide reacts with oxygen gas to form zinc oxide and sulfur dioxide gas. The equation for the…

Q: When 375.0g of iron block is 87C was added to water at 15C, the system reached 33C. What mass of…

A: The energy of a system always remains the same. It is only transferred from one substance to…

Q: A and X are different elements. Given reaction is done in a constant pressure container, and some…

A: Given that,  Volume expansion in the reaction(dV) = 76.42 L.  External pressure (P) = 1atm. Amount…

Q: The standard enthalpy of formation of gaseous H2O at 298 K is -241.82 kJ/mol. What is the ΔH at 373…

A:

Q: chemist carefully measure the amount of heat needed to raise the temperature of a 0.60 kg sample of…

A: Specific heat capacity is calculated by using the formula: Cs = q/m∆T Cs = specific heat capacityq =…

Q: Write the balanced chemical equation that represents the standard heat of formation of KO2(s) at 298…

A: Given,The compound:   KO2 (s)

Q: Assume that the reaction CO (g) XJ/mol + H₂O(g) = CO₂ (g) + H₂(g) occurs at 298K, Keq 610. What is…

A: R = 8.314 J/molKT = 2988KK = 610

Q: 6. Given the reaction: H:(g) + 1(g) = 0.0623 mole of H,(g), 0.0414 mole of 1-(g), and 0.224 mole of…

A: Hello. Since your question has multiple subparts, we will solve only the first three subparts for…

Q: In the reaction 2A (g) + B(g)==>2C(g) + D(g), 3.00 mol A was mixed with 2 mol of B and 0.5 mol of D.…

A: Welcome to bartleby ! We have to calculate mole fraction of each species and Gibbs free energy

Q: 1. The molar heat capacity of liquid water, Cv, is 75 J K-¹ mol-¹. (a) Calculate the change in…

A: Answer: When water is heated from 250C to 1000C water sample will absorb the energy during this…

Q: What is the equilibrium pressure of O 2(g), in bar, over a sample of NiO(s) at 298 K, given that Δ…

A: The given chemical equilibrium reaction is as follows: NiO(s) ↔ Ni(s) + 12O2(g) Δ rG˚ = 218.4 kJ =…

Q: Consider the reaction 483.6 kJ mol·' + 2 H;0(g) → 2 H2(g) + O:(g) If 2.0 moles of H20(g) are…

A:

Q: Write the chemical equation for the standard molar enthalpy of formation of nitromethane, CH3NO2.

A: • We need to write the chemical equation for the standard molar enthalpy of formation of…

Q: 4.38 g of a gas (28.1 g mol–1) was dissolved in liquid water in a calorimeter with a calorimeter…

A: The question is based on the concept of chemical thermodynamics. We have  to calculate enthalpy of…

Q: Calculate the change in internal energy (in kcal) for the reaction Cl2(g) + 7/2 O2(g) = Cl₂O7(g) at…

A: Given-> Cl2(g) + 7/2(O2) = Cl2O7(g)  T = 25°C  ∆H= 63.4 kcal/mole

Q: How much energy (at constant temperature and pressure) must be supplied as heat to 10.0 g of…

A: The given data contains, mass of chlorine gas =10.0 g Enthalpy of ionization =+12575 kj/molElectron…

Q: A cylinder of volume 0.270 m³ contains 10.1 mol of neon gas at 17.7°C. Assume neon behaves as an…

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

Q: A 65.0  g piece of gold at 650  K is dropped into 162  g of  H2O(l)  at 298  K  in an insulated…

A: The gold piece is cooled by water, meaning that gold is heating the water in the meantime, such that…

Q: For many purposes we can treat propane (C,H₂) as an ideal gas at temperatures above its boiling…

A: Answer:- This question is answered by using the simple concept of ideal gas equation which involves…

Q: A piece of metal weighing 8.00 g  at a temperature of 46.0 oCo was placed in a calorimeter in 38.10…

A: Given Mass of metal         = 8.00 g Initial temperature = 46.0 °C Final temperature  = 25.7 °C…

Q: Calculate the enthalpy of vaporization of SO2 at –25°C if the same at its boiling point (i.e. –10°C)…

A: This question belongs to chemical Thermodynamics.