A 50.0-mL sample of a 1.00 M solution of is mixed with 50.0 mL of 2.00 M KOH in a calorimeter. The temperature of both solutions was 20.0 °C before mixing and 26.4 °C after mixing. The heat capacity of the calorimeter is 12.1 J/K. From these data calculate AH (in kJ/mol) for the process: CUSO4(1M) + 2KOH(2M) → Cu(OH)2(s) + K2SO,(0.5M) Assume the specific heat and density of the solution after mixing are the same as those of pure water. ? Value Units

Q: 10. A reaction known to release 1.78kJ of heat takes place in a calorimeter containing 0.10OL of…

A: Given: Heat released = 1.78 kJ temperature change = 3.65 oC Volume of solution = 0.1 L = 100.0 mL…

Q: In an insulated bomb calorimeter, 0.568 g of solid citric acid (C6H8O7, molar mass 192.12 g) was…

A:

Q: Suppose you need to calibrate a calorimeter. You burn 0.763 g of a fuel with an enthalpy of…

A:

Q: A 4.00-g sample of rocket fuel was combusted in a bomb calorimeter according to the following…

A:

Q: When 107 g of water at a temperature of 23.5 °C is mixed with 65.8 g of water at an unknown…

A: According to the data given in the question,Weight of water at 23.5℃ (296.5 K) = 107 gWeight of…

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.…

A:

Q: The thermite reaction, used for welding iron, is the reaction of Fe3O4 with Al. 8 Al (s) + 3 Fe3O4…

A: The question is based on the concept of reaction stoichiometry. First, we determine the limiting…

Q: A 25.0 mL sample of 1.0 mol/L aqueous solution of hydrochloric acid, HCl(aq), was mixed with 25.0 mL…

A: Heat energy, also known as thermal capacity, is a physical property of matter that is defined as the…

Q: When a  3.21 g  sample of solid sodium hydroxide was dissolved in a calorimeter in 100.0 g of water,…

A: Mass of Water = 100.0 g. Specific heat of water = 4.184 J/g 0C. Change in temperature, ΔT = 32-23.9…

Q: When 50.0 mL of 1.20 M of HCl(aq) is combined with 50.0 mL of 1.30 M of NaOH(aq) in a coffee-cup…

A:

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: The white pigment TiO2 is prepared by the reaction of titanium tetrachloride, TiCl4, with water…

A:

Q: A calorimeter contains 23.0 mL of water at 14.5 °C . When 2.20 g of X (a substance with a molar mass…

A:

Q: When a 3.91 g sample of solid sodium hydroxide was dissolved in a calorimeter in 110.0 g  of water,…

A:

Q: In a constant‑pressure calorimeter, 70.0 mL of 0.850 M H2SO4 was added to 70.0 mL of 0.270 M NaOH.…

A: The reaction taking place between H2SO4 and NaOH is as follows:

Q: In a constant-pressure calorimeter, 60.0 mL of 0.300 M Ba(OH), was added to 60.0 mL of 0.600 M HCI.…

A: We have to predict the ∆H for per mole of water produced .

Q: 3. In an experiment, 5.260 g of potassium hydroxide is mixed with a dilute solution of hydrochloric…

A:

Q: A calorimeter contains 34.0 mL of water at 14.0 °C . When 2.30 g of X (a substance with a molar mass…

A:

Q: When 50.0 mL of 1.27 M of HCI(aq) is combined with 50.0 mL of 1.32 M of NaOH(aq) in a coffee-cup…

A: As temperature of the solution increases, thus heat is generated during this process.  Thus enthalpy…

Q: The combustion of hydrogen-oxygen mixtures is used to produce very high temperatures (ca. 2500 °C)…

A: In the given question we have to calculate the quantity of heat evolved in kilojoules when equal…

Q: When 2.0 g of CaO is added to 50.0 mL of water at 25.0 °C in a calorimeter, the temperature of the…

A: The reaction taking place is given as, => CaO (s) + H2O (l) --------> Ca(OH)2 (aq) Given :…

Q: In a constant-pressure calorimeter, 50.0 mL of 0.320 M Ba(OH), was added to 50.0 mL of 0.640 M HCI.…

A:

Q: In a constant-pressure calorimeter, 50.0 mL of 0.320 M Ba(OH), was added to 50.0 mL of 0.640 M HCI.…

A: The enthalpy change of reaction is calculated with the help of the heat energy absorbed or released…

Q: 5.00 – mL of 0.64M HCl and 45.00 – mL 0.77M NaOH, both initially at 26.0°C, are mixed in a…

A: Given: Concentration of HCl = 0.64 M Concentration of NaOH = 0.77 M Volume of NaOH solution added =…

Q: A 1.99 g sample of a soluble salt dissolves in 23.8 mL of water in a coffee cup calorimeter.  When…

A: Given, mass of sample of salt m = 1.99 g increase in temperature = 24.3 °C specific heat of solution…

Q: In a constant-pressure calorimeter, 60.0 mL of 0.300 M Ba(OH), was added to 60.0 mL of 0.600 M HCI.…

A: The balanced reaction taking place can be written as, => 2 HCl (aq) + Ba(OH)2 (aq) --------->…

Q: The

A: We will calculate ∆H

Q: In a constant-pressure calorimeter, 50.0 mL of 0.340 M Ba(OH), was added to 50.0 mL of 0.680M HCI.…

A:

Q: Need help with #4

A: The balanced reaction taking place is given as, => CuSO4 + 2 KOH  → K2SO4 + Cu(OH)2  Given:…

Q: A calorimeter contains 27.0 mL of water at 11.5 °C. When 1.30 g of X (a substance with a molar mass…

A: X(s) + H2O(l) --> X(aqm = 1.30 gM = 82

Q: In a constant-volume calorimeter containing 1500.0 mL of water, a 143.9-gram piece of iron (Fe) rod…

A: Given: Volume of water = 1500.0 mL  Mass of iron = 143.9 g. Initial temperature of water = 17.11 oC…

Q: A calorimeter contains 16.0 mL of water at 14.5 °C. When 2.20 g of X (a substance with molar mass of…

A: Given :  Mass of X = 2.20 g  Volume of water = 16.0 mL  Heat capacity (C) = 4.18  ∆T = 25.5 - 14.5 =…

Q: When a 12.8 g sample of NaOH(s) dissolves in 360.0 mL water in a coffee cup calorimeter, the…

A:

Q: If a sample of salt is in water in a constant pressure calorimeter with a heat capacity of 35.5 J/℃…

A: Heat of dissolution :-            The enthalpy of solution, enthalpy of dissolution, or heat of…

Q: A calorimeter contains 30.0 mL of water at 14.0 °C When 1.70 g of X (a substance with a molar mass…

A: Given: Mass of X dissolved = 1.70 g. Molar mass of X = 76.0 g/mol. Initial temperature of solution =…

Q: 8. Titanium reacts with iodine to form titanium (III) iodide, emitting heat. 2Ti(s) + 31,(g)→…

A: Atomic mass of Ti = 47.87 g/mol Atomic mass of I2 = 253.8 g/mol Given thermochemical equation 2Ti(s)…

Q: A 1.000 g sample of the rocket fuel hydrazine (N2H4; molar mass = 32.04 g/mol) is burned in a bomb…

A: Mass of N2H4 = 1.000 g Molecular weight of N2H4 = 32.04 g/mol Number of moles of N2H4 = mass/mol.wt.…

Q: A 2.673 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of…

A: Tf = 28.80°C  Ti = 25.03° C ΔT = Tf - Ti = 28.80° C - 25.03 ° C                                =…

Q: In a constant-pressure calorimeter, 70.0 mL of 0.340 M Ba(OH), was added to 70.0 mL of 0.680 M HCI.…

A:

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: 27. The addition of 3.15 g of Ba(OH)2·8H2O to a solution of 1.52 g of NH4SCN in 100 g of water in a…

A: The balanced reaction for the reaction between Ba(OH)2.8H2O with NH4SCN in aqueous solution.…

Q: When the Cacl2(s) is added to water, the following reaction occurs. Cacl,(s) → Ca2"(aq) + 2CI¬(aq)…

A: The specific heat is the amount of thermal energy given to a sample of 1g to increase the…

Q: Calcium carbonate can be decomposed upon applying heat with the following equation CaCO3(s)  →…

A: Calcium carbonate can be decomposed upon applying heat with the following equation: CaCO3(s)  →…

Q: [2] When 1.045 g of CaO is added to 50.0 ml of water at 22.0 °C in a coffee-cup calorimeter, the…

A: Heat release during reaction = heat gain by water and calorimeter.

Q: When 25.0 mL of 1.00 M H2SO4 is added to 50.0 mL of 1.00 M NaOH in a coffee-cup calorimeter at 25°C,…

A: Given: Density= 1.00 g/mL The volume of H2SO4= 25.0 mL The volume of NaOH= 50.0 mL The concentration…

Q: A sample of 0.562 g of carbon is burned in oxygen in a bomb calorimeter, producing carbon dioxide.…

A: Given: Mass of carbon = 0.562 g Initial temperature = 26.74°C Final temperature=27.93°C To find; The…

Q: A 50 ml solution of 1.2M HCl at 24.1OC is mixed with 50 ml of 1.2M NaOH, also at 24.1oC, in a…

A: Given data Neutralization reaction :    NaOH(aq)   +   HCl(aq)   →    NaCl(aq)    +   H2O(l) Volume…

Q: When 40.0 mL of 0.200 M HCI at 21.5°C is added to 40.0 mL of 0.200 M NaOH also at 21.5°C in a…

A: The reaction taking place in calorimeter : HCl(aq)+NaOH(aq)→NaCl(aq)+H2O(I) Volume of HCl=40.ml…

Q: The combustion of hydrogen-oxygen mixtures is used to produce very high temperatures (ca. 2500 °C)…

A: The question is based on the concept of chemical thermodynamics. first, we have to identify what is…