Sodium chloride is added in cooking to enhance the flavor of food.  When 10.0 g of NaCl is dissolved in 200.0  mL of water at 25.0 0 C I a  coffee‐cup calorimeter. 669 J of heat are absorbed. (You can make the  following assumptions about the solution. Volume = 200.0 mL, density  is 1.0 g/mL, specific heat capacity = 4.18 J/g 0 C.  a) Is the solution process endothermic? b) What is q H2O ? c) What is the final temperature of the solution?

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: In a coffee-cup calorimeter, 24,5 g sample of solid KCIO, is dissolved in 200.0 g of water at 15.0…

A: given mass of KClO3 = 24.5 g mass of water = 200 g specific heat = 4.184 J/g-°C T1 = 15°C T2 = 6.6°C…

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: In a constant-pressure calorimeter, 50.0 mL of 0.350 M Ba(OH), was added to 50.0 ml. of 0.700 M HCI.…

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Q: In a constant-pressure calorimeter, 60.0 mL of 0.310 M Ba(OH), was added to 60.0 mL of 0.620 M HCI.…

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

A: Given,The mass of K2SO4 = 9.07 gThe mass of water = 110.50 gInitial temperature of the solution =…

Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food.  When…

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

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Q: In a constant-pressure calorimeter, 70.0 mL of 0.300 M Ba(OH), was added to 70.0 mL of 0.600 M HCl.…

A: The question is based on the concept of calorimetry . whatever heat absorbed by solution is released…

Q: רPi How much heat will be released (AH) if 0.2037 mol of NH3 are mixed with 0.20 mol of O2 in the…

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Q: In a constant-pressure calorimeter, 60.0 mL of 0.320 M Ba(OH), was added to 60.0 mL of 0.640 M HCI.…

A: In the given reaction both reactants are present in equal moles. Calculate the moles of water,

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.…

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Q: 1). A reaction was performed in a coffee cup calorimeter with an assumed calorimeter constant of…

A: Since you have posted multiple questions, we'll answer the first one. If yo want any other questions…

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

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Q: The specific heat of water is 4.18. How much heat is required to raise the temperature of 500 g of…

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Q: What is the heat of a reaction, in joules, with a total reaction mixture volume of 57.5 mL if the…

A: Density of the mixture = 1 g/ml Volume of the mixture = 57.5 ml Mass of the mixture = Density of the…

Q: What is the final temperature when a 5.0 g sample of brass initially at 25 oC absorbs 75 J of heat?…

A: Equation for finding the heat absorbed by brass is as follows. Q=mc∆TQ=heat absorbed by brassm=mass…

Q: The reaction for the combustion of propane is kcal (DOʻHT + (8) 0E – (3)OS + (3)*H°Ɔ mol AH = -526.3…

A: Given, C3H8 (g) + 5O2 (g) → 3CO2 (g) + 4H2O (l) ∆H = - 526.3 kcal/mol Note: negative sign (-)…

Q: A generic solid, X, has a molar mass of 75.0 g/mol. In a constant-pressure calorimeter, 18.8 g of X…

A: Mass of solid = 18.8 g molar mass of solid = 75.0 g/mol mass of water =303 g temperature (T1) =…

Q: Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HC1(aq) 2 MCI, (aq) + 3…

A: Change of enthalpy of reaction is the difference between the total enthalpy of products and total…

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: In a coffee-cup calorimeter, 24.5 g sample of solid KCIO, is dissolved in 200.0 g of water at 15.0…

A: mass of KClO3 = 24.5 g molar mass of KClO3 = 122.55 g/mol specific heat = 4.184 J/g-°C Change in…

Q: student followed the procedure in this experiment , using 30.0 mL of 2.11 molar HCL and 31.0 mL of…

A: Heat transfer from higher temperature to low temperature. Q= mc∆T

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

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Q: What is the heat of a reaction, in joules, with a total reaction mixture volume of 69.0 mL if the…

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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: 2 Calculate the temperature reached when 100 g of water at 18.2°C absorbs 9.45 kJ of heat energy.…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.69 kg sample…

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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…

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Q: When a 7.99-g sample of gaseous hydrogen bromide dissolves in 32.4 g of water in a coffee-cup…

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Q: Potassium nitrate, KNO,, has a molar mass of 101.1 g/mol. In a constant-pressure calorimeter, 47.3 g…

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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: In a constant-pressure calorimeter, 75.0 mL of 0.880 M H, SO, was added to 75.0 mlL of 0.440 M NaOH.…

A: Given :  Concentration of NaOH solution  = 0.440 M  Volume of NaOH solution = 75 ml  Concentration…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.85 kg sample…

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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: For the chemical reaction H, (g) + F, (g) → 2 HF (g) AH° = -79.2 kJ/mol. What is the enthalpy (in…

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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…

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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: In a constant-pressure calorimeter, 55.0 mL of 0.300 M Ba(OH), was added to 55.0 mL of 0.600 M HCI.…

A: Given, Ba(OH)2 taking part in reaction = 55.0 mL of 0.300 M HCl taking part in reaction = 55.0 mL of…

Q: In parts 2, 3 and 4 of this lab, you will be conducting calorimetry experiments on neutralization…

A: In calorimeter, the heat given as q = m x c x ΔT where m is total mass of mixture.

Q: A 1.200 g sample of ZnCO3 (s) dissolved in 40.0 mL of a dilute HCl solution (density = 1.10 g/mL) in…

A: The required equation is given below.

Q: In a coffee cup calorimeter, 50.0 mL of 1.00 M NaOH and 50.00 mL of 1.00 M HCl are mixed. Both…

A: The given informations are recorded as shown below,

Q: 6 & 7. Consider the following reaction: 2 CH,OH (g) → 2 CH(9) + O2 (g), AH = + 252.8 kJ a) Is this…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.52 kg sample…

A: Given, Mass of C6H4F2 sample = 1.52 Kg Amount of heat = 2.83 * 104 J Temperature raises from - 0.9◦C…