Yukarıdaki tabloyu kullanarak 1 mol propanın (C3Hg) aşağıda gösterilen yanma tepkimesinin entalpi değişimini (AH) bulunuz. C;Hg (g) + 502 (g) → 3CO, (g) + 4H2O (s)

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

A: Given, Reaction 3: N2(g) + 2O2(g) ----> 2NO2(g) ∆H = +66.4 kJ Volume of Nitrogen dioxide (NO2)…

Q: A 32.06 g sample of a substance is initially at 25.4 °C. After absorbing 1067 J of heat, the…

A: Mass of sample = 32.06 g  Initial temperature (T1) = 25.4 °C  Final temperature (T2) = 132.2 °C…

Q: Consider these reactions: Reaction 1: H2 (g) + Cl2 (g) → 2HCI(g) AH = -184.6 kJ %3D Reaction 2: 20F2…

A:

Q: an alternative to combustion, coal gas can undergo a process called methanation.  3 H2(g)  +  CO(g)…

A: Hess's law states that regardless of multiple stages or steps of a reaction, the total enthalpy…

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: The formation of rust (Fe2O3) from solid iron and oxygen gas releases -1.7  103 kJ. 4 Fe(s) + 3…

A:

Q: An unknown metal has a mass of 34.0 g.34.0 g. When 903 J903 J of heat are added to the sample, the…

A:

Q: Given these reactions, X(s)+1/2O2(g)⟶XO(s)                 Δ?=−887.7kJ/mol XCO3(s)⟶XO(s)+CO2(g)…

A: X(s)+1/2O2(g)    ⟶    XO(s)                                          ΔH1=−887.7kJ/mol…

Q: Consider these reactions: Reaction 1: H2 (g) + Cl2 (g) 2HCI(g) AH =-184.6 kJ %3D Reaction 2: 20F2(g)…

A:

Q: || The temperature of a sample of copper increased by 25.0 °C Substance Specific heat J/(g °C) when…

A:

Q: Calculate ΔH for the reaction             C2H4(g)   +   6F2(g)  ⟶   2CF4(g)   +   4HF(g) given the…

A: Multiplying 2 to reaction 1 and reaction 2 and than adding them will give the net reaction as 2…

Q: Use this information 2H(aq) → H(g) ΔH = -305.6 kJ/mol Zn(s) + 2Cl(aq) → ZnCl(aq) ΔH = -451.1 kJ/mol…

A:

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

A:

Q: Consider the reactions: A+B₂-AB2 AH=-20 kJ ½ C₂+ B₂-CB AH = +15 kJ AC4+2 B2 → AB₂+2 C₂B AH°=-15 kJ…

A: 25 kJ/molExplanation:

Q: Sodium acetate dissolves readily in water according to the following equation. NaC2H3O2 (s) →…

A: Given that, sodium acetate dissolves in water according to the following chemical equation as…

Q: a. N2 (g) + 3Cl2(g) → 2NCl3(g) ΔHo = 460 kJ/ mol; ΔSo = - 275 J/ K b. N2(g) + 3F2(g) → 2NF3(g) ΔHo =…

A: Here given multiple question...

Q: The temperature of a sample of iron increased by 23.7 when 261 J of heat was applied. What is the…

A: Given :- change in temperature "∆T" = 23.7°C amount of heat absorbed "q" = 261 J specific heat for…

Q: Magnesium burns in air to produce a bright light and is often used in fireworks displays. The…

A:

Q: The temperature of a sample of aluminum increased by 22.4 °C when 275 J of heat was applied. What is…

A:

Q: Which one of the equations below is an endothermic reaction? A) SrO (s) + CO2 (g) → SrCO3 (s)AH° =…

A: A chemical reaction can be classified into two categories: Endothermic reaction Exothermic reaction…

Q: What is the change in internal energy for a system that performs 213 kJ of work on its surroundings…

A: Given, System performs 213 KJ of work on its surrounding And system loses 79 KJ of heat in the…

Q: 12. An aluminum kettle weighs 1.05 kg.(a) What is the heat capacity of the kettle?(b) How much heat…

A: (a) Given that mass of aluminium kettle =1.05 kg = 1050 g Now, heat capacity is explained as the…

Q: Consider the reactions 2 K2O(s) + O2(g) → 2 K2O2(s) ΔH = -265 kJ 8 KO2(s) → 4 K2O(s) + 6 O2(g) ΔH =…

A: The enthalpy of any reaction is an additive property. So if the enthalpy of two or more reaction is…

Q: Vinyl chloride, one of the reagents used to make the common plastic polyvinyl chloride (PVC) is…

A: The enthalpy change of a chemical reaction can be calculated by the standard heat of the formation…

Q: 2CIF (g) +O2 (g) → Cl20 (g) + F20 (g) 2CIF3 (g) + 202 (g) → Cl20 (g) +3F20 (g) AH°a = 341.4 kJ/mol…

A: The value of dH° for the reaction is to be calculated

Q: Which of the reaction below is an exothermic process and a combustion reaction?   a. Al2O3(s) + 3…

A: Correct answer is (d.) C4H10(g)  + 13/2 O2 (g) ---> 4CO2 (g) + 5H2O      ;   ΔH= -890 kJ/mol…

Q: Use Reaction 1. Determine the mass, in grams, of chlorine gas consumed (with excess H₂) when 1,479.0…

A:

Q: 2. Which chemical reaction below yields the heat of formation of gaseous carbon monoxide (CO)? (A)…

A: Heat of formation can be defined as the change in enthalpy involved in the formation of one mole of…

Q: An unknown metal has a mass of 88.0 g. When 2440 J of Metal Specific heat (J/g • C) heat are added…

A:

Q: What is the change in internal energy of the system (AU) if 71 kJ of heat energy is absorbed by the…

A:

Q: Please answer these questions on your Page 7 (a) We place 88.8 g of a metal at 10.00°C in 444.4 g of…

A:

Q: The specific heat capacity of solid copper metal is 0.385 J/gK. How many joules of heat are needed…

A: Specific heat capacity of Copper metal = 0.385 J/gK mass of block of copper (m) = 1.15 kg = (1.15 ×…

Q: 4. How much heat is released when 29.5 grams of Cl2 (g) reacts with excess hydrogen? H2 (g) + Cl2…

A: Given, H2(g) + Cl2(g) ➝ 2HCl(g)  ∆H° = -186 kJ Note: negative sign indicate the release of energy as…

Q: b. A piston is compressed from a volume of 8.95 L to 8.20 L against a constant pressure of 4.10 atm.…

A:

Q: A 42.32 g sample of a substance is initially at 21.3 °C. After absorbing 2983 J of heat, the…

A:

Q: Which of the following represents an endothermic reaction? CH4 (g) + 202 (g) → CO2 (g) + 2H2O (g) +…

A: An endothermic reaction is a chemical reaction where the reactants absorb heat from surrounding and…