A volume of 0.25 L is acquired when you combine 0.2 g of Mg metal with HCl. Assuming the solution completely reacts (Mg + HCl = MgCl2 + H2) and Tsolution changes from 24.1 degrees C to 33 degrees C,  What is qrxn? The solution's density is 1 g/mL and specific heat of water = 4.18 J/g degrees C.

Q: 2.) For the following reaction that occurs in ethanol A+ 2Fe,O,(aq) + 3C(aq) → 4Fe*(aq)+ 3CO,(g)…

A: The reaction given is,

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

A:

Q: A student performed this experiment by mixing 50.0 mL of 2.0 M NaOH solution with 50.0 mL of 2.0  M…

A: Given: Concentration of NaOH reacting = 2.0 M Volume of NaOH solution = 50.0 mL = 0.050 L…

Q: What is the enthalpy change when 42.0 mL of 0.350 M sulfuric acid reacts with 16.0 mL of 0.100 M…

A:

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: Nitric acid is neutralized with potassium hydroxide in the next reaction. HNO3(aq) + KOH(aq) →…

A: We will first determine the mass of solution by adding the volume and multiplying density. And we…

Q: Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6HCl(aq) • 2 MCl, (aq) + 3…

A:

Q: How much heat will be released (AH) if 0.4501 mol of NH3 are mixed with 0.20 mol of O2 in the…

A:

Q: Which is the correct formation reaction for KCI? OK(s) + 12 Cl₂(s) ----> KCI(s) OK(aq) + 2Cl₂(g)…

A: A question based on stoichiometry that is to be accomplished.

Q: CS2 and 10.0 g Cl2 reacts by the followi CS2(g) + 3Cl2 (g) AH = -230. kJ

A: Given, Mass of Cl2 = 10 g Mass of CS2 = 10 g Molar mass of CS2 = 76 g/mol Molar mass of Cl2 = 71 g…

Q: In a calirometer 50.00 mL of 2.50 M NaOH was combined with 50.00 mL of 2.25 M HCl from a solution.…

A:

Q: A student performed this experiment by mixing 50.0 mL of 2.0 M NaOH solution with 50.0 mL of 2.0  M…

A: Given :-  Volume of HCl = 50.0 mL = 0.0500 L  Molarity of HCl = 2.0 M = 2.0 mol/L  Volume of NaOH =…

Q: Is this reaction exothermic, endothermic, or neither? If you said the reaction was exothermic or…

A: A.) Endothermic reaction is that in which heat is absorbed and temperature fall down.  Exothermic…

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

A:

Q: 6. A neutralization reaction occurs when 120.00 mL of 0.500 mol/L L¡OH and 160.00mL of 0.375 mol/L…

A: #6: Since the 53.1 kJ heat energy is on the product side, heat is released during the reaction and…

Q: 9. The evaporation of water is endothermic: H2O (1) → H2O (g) AH°rxn = 44.01 kJ/mol What minimum…

A: H°rxn = 44.01 kJ / mol

Q: Consider the following reactions: A B AGn 3 kJ/mol C- B AGrn = 37.3 kJ/mol !3! What is the value of…

A:

Q: Payal

A: The objective of this question is to calculate the heat of reaction, qrxn, for the given chemical…

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: A piece of unknown solid substance weighs 439 g, and requires 8427 J to increase its temperature…

A:

Q: For the reaction below, AH = -879.6 kJ. 3 N₂O(g) + 2 NH3(g) →→→ 4 N₂(g) + 3 H₂O(g) Given that AH =…

A: 1. The standard enthalpy of the reaction is referred to as all the reactants and products of the…

Q: 6.00 g of a water soluble salt was dissolved in 75.0mL of water. The initial temperature of the…

A:

Q: Sodium chloride is added in cooking to enhance the flavor of food. When 10.0 g of Na Cl are…

A: Given information,     Mass of sodium chloride is 10.0 g      Volume of water is 200.0 mL…

Q: For the reaction H2(g) + 1/2 O2(g) --> H2O(g), DHo = -241.8 kJ. What quantity of heat, in kJ,…

A: Balanced Reaction H2(g) + 1/2 O2(g) --> H2O(g) Here heat is released during the reaction.

Q: 7. When 0.63 g of solid LiCI (AHsoln = – 37.1 kJ/mol) dissolves in 5 L of water, how much heat is…

A: Answer :-  Heat released (q) when 0.63 g LiCl dissolved in 5 L water = -552.8 (J) = -0.5528 (kJ)…

Q: 6.D Macmillan l A chemist dissolved an 11.9-g sample of KOH in 100.0 grams of water in a coffee cup…

A:

Q: When a 8.00 g sample of KCl is dissolved in water in a calorimeter that has a total heat capacity of…

A:

Q: Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HCI(aq) 2 MCI, (aq) + 3…

A: We need to obtain the equation with the unknown enthalpy change from the equations with the known…

Q: A student decides to find the molar enthalpy for the reaction between phosphoric acid and calcium…

A:

Q: When 3.02 g of NH4Cl  is dissolved in enough water to make 20.05 mL of solution, the temperature…

A: To find enthalpy change, first find q of reaction by using formula of q. Then divide the calculated…

Q: 5) What quantity of heat (in kJ) will be absorbed by a 31.5 g piece of aluminum (specific heat =…

A: Answer 5.The specific heat of a substance is a measure of the amount of heat energy required to…

Q: when butane (C4H10) in a cigarette lighter undergoes combustion, it evolves 2880 kJ per mole of…

A: When butane (C4H10) in a cigarette lighter undergoes combustion, it evolves 2880 kJ per mole of…

Q: wen the reactions, X(s) + O₂(g) →→→ XO(s) XCO3(s) XO(s) + CO₂(g) at is AH for this reaction? X(s) +…

A:

Q: 5. What is AH for BaCO3 (s) →→→ BaO (s)+ CO₂ (g) Given reactions 2 Ba (s)+O, (g) → 2 BaO (s) Ba (s)…

A: Since,According to Hess's law change of enthalpy in a chemical reaction is same regardless of…

Q: Given the following three reactions: C (s) + 2 H2 (g) CH4 (g) AH = -33.1 kJ ------> C (s) + 2 Cl2…

A: Given the following three reactions: C(s) + 2 H₂ (g) ------> CH4 (g)  ∆H= -33.1 kJ C(s) + 2 Cl₂…

Q: Is dissolving AgNO3 in water an exothermic or endothermic process? What about dissolving MgSO4 in…

A: A chemical reaction in which heat energy is released is called exothermic reaction. Enthalpy is…

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

A: The enthalpy of the equation  2M(s) + 3Cl2(g) -----> 2MCl3(s) is calculated below.

Q: 8CO2(g) + S13N4(s) AH = +461.05 kJ 8CO + 2N20 + 3SIO2 a) Is this reaction exothermic or endothermic?…

A: a.) Type of reaction acb be determined form sign of ∆H of reaction.  b.) The type of reaction can be…

Q: Determine how much energy in kJ is absorbed when 6.03 g of HA, the limiting reactant, are completely…

A:

Q: 6. A student is determining the enthalpy of solution for ammonium nitrate by adding ammonium nitrate…

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

Q: How do i combine these reactions for a combustion reaction?

A:

Q: A student mixes 67.0 mL of a 2.01 M sodium hydroxide solution with 22.4 mL of 6.45 M hydrochloric g…

A:

Q: HCl(aq) AH2 = -74.8 kJ (g) → 2 HCI(g) AH3 = -1845.0 kJ → MCI,(aq) AH4 = -300.0 kJ on to determine…

A: According to the question, we have a set of reaction: 2M(s)+6HCl(aq)→2MCl3(aq)+3H₂(g)  ∆ H₁ = -655.0…

Q: 3. When 0.118 g of Zn(s) is combined with enough HCl to make 52.3 mL of solution in a coffee-cup…

A:

Q: f the heat of precipitation of barium sulfate is -1473.2 kJ/mol, what is the heat of solution…

A: A chemical equation can be added, subtracted, multiplied, or divided similar to an algebraic…