CO(g) + 2 Hz(g) → CH3OH(

Q: Give the mathematical expression of enthalpy.

A: Enthalpy: it is the total amount of heat in a particular system. That is the amount energy absorbed…

Q: What is the change in enthalpy for the reaction of S S2- ?

A: The reaction given is, => S + 2 e- → S2-

Q: What is meant by the standard enthalpy of formation?

A: The difference in enthalpy during formation one mole of desired compound from its reactant elements…

Q: The reaction 2 Ti (s) + 3 I2 (g) –→2 Til3 (s) having AH = -839 kJ/mol is: (a) endothermic and, thus,…

A: Given, Chemical Reaction  2 Ti (s) + 3 I2(g) ---> 2 TiI3(s)  Change in enthalpy , ∆H = - 839…

Q: Given the following reaction: CO(g) + O(g) →→→→CO₂(g) AH,º=? Calculate the enthalpy of reaction…

A: We have to calculate the enthalpy of reaction given the following enthalpies of formation

Q: The enthalpy of formation of ammonia is -46 kJmol-1 and the bond dissociation enthalpies of nitrogen…

A:

Q: A hot air balloon is being inflated to its full extent by heating the air inside it. In the final…

A: Delta E for the process = 790 kJ

Q: . (a) We place 77.7 g of a metal at 10.00 ◦C in 333.3 g of water at 70.00 ◦C. The water is in a…

A: Dear student, we are authorised to solve only one question at a time. Please post rest of the…

Q: Using the table of standard formation enthalpies that you'll find under the ALEKS Data tab,…

A: The standard reaction enthalpy of a reaction is given by   ∆Hrxn°=∑∆H° of the products -∑∆H° of the…

Q: Determine the standard enthalpy of formation ∆f Hº (in kJ/mol) for HI (g) given that the enthalpy of…

A: Since the enthalpy of reaction can be calculated as  ΔH reaction = sum of (enthalpy of formation of…

Q: The standard enthalpy change of combustion of graphite and diamond are −393.5 kJ mol−1 and −395.4 kJ…

A: (a)It is given  Enthalpy of combustion  C(graphite)+ O2  -------> CO2 .....(1)   ∆H=…

Q: A chemist measures the enthalpy change AH during the following reaction: 8 SO2(g) + 16 H,S(g)→3S8(s)…

A:

Q: 1/2 N₂(g) + 1/2 O₂(g) → NO(g) kJ/mol-rxn Enthalpy change =

A:

Q: Write the chemical equation for the enthalpy of formation reaction for BaCO3 (s).

A: The formation of compounds from its atoms in their stable sates at standard pressure and temperature…

Q: Many power plants produce energy by burning carbon-based fuels, which also produces carbon dioxide.…

A:

Q: ne enthalpy o

A:

Q: (C) Balance this reaction. Then use the bond enthapies given in the table below to calculate the…

A: The reaction taking place is  C3H4 + O2  ----> CO2 + H2O Since in the above reaction we have 3 C…

Q: Consider the following reaction: 2C6H6() + 15 O2(g)- 12 CO2(g) + 6 H20() AH = -5.869 x 103 kJ An…

A: Each reaction takes place account to their stoichiometric radio and account to those things the heat…

Q: A student performed the procedure described in the lab manual using 49.9 mL of 1.0 M HCI and 49.3 mL…

A: Molarity of HCl = 1.0 MVolume of HCl: 49.9 mLMolarity of NaOH = 1.0 MVolume of NaOH = 49.3 mLInitial…

Q: Consider the following reaction:2 Mg(s) + O2(g)------>2 MgO(s) ΔH = -1204 kJ(a) Is this reaction…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: An ideal gas sealed in a rigid 3.58-L cylinder, initially at pressure Pi=10.20 atm, is cooled until…

A: For monoatomic Ideal gas,At constant Volume,ΔH = CvΔT + VΔPWhere,ΔH = Change in enthalpyΔT = Final…

Q: What is the quantity of heat evolved at constant pressure when 30.5 g H2O(l) is formed from the…

A:

Q: dissolution of one mole of NaOH in water releases 44.4 kJ of heat: H(s)→ Na*(aq) + OH*(aq) ΔΗ =…

A: Given: Heat of dissolution of 1 mole of NaOH in water releases 44.4 kJ.Given: Mass of sample of NaOH…

Q: Write a balanced equation and draw an approximate enthalpy diagram for each of the following…

A: Interpretation: A balanced equation and an appropriate enthalpy diagram for each of the following…

Q: Given the standard enthalpy changes for the following two reactions: (1) 2Pb(s) + O₂(g) → 2PbO(s)…

A: Recall the given reactions,                          1 2 Pb s  +  O2 g  →  2 PbO s…

Q: ) of the following reaction: ?

A: ∆H°formation for pure substance at room temperature value is Zero . Here C(graphite) and Hydrogen…

Q: Which reaction is the formation reaction for CaO(s)? In other words, which equation has a AHixn…

A: We have to predict the formation reaction for CaO.

Q: The standard enthalpy change for the following reaction is -479 kJ at 298 K.

A: 1) Heat energy change at constant temperature and pressure is called enthalpy change (or) Heat of a…

Q: 4. Methane burns in air to form carbon dioxide and water according to the following equation: CH +…

A: 1) When ΔH < 0, the reaction is Exothermic. When ΔH > 0, the reaction is Endothermic. 2)In…

Q: Given these reactions, where X represents a generic metal or metalloid 1) H, (g) + 0,(g) → H,O(g)…

A: Given,

Q: The evaporation of water is endothermic. What minimum mass of water (in grams) has to evaporate to…

A: We have given the Molar mass of hydrogen = 2.02 g/mole Molar mass of oxygen = 32 g/mole So Molar…