A 50.0 mL sample of a 1.00 M solution of MgSO4 is mixed with 50.0 mL of 2.00 M NaOH in a calorimeter. The temperature of both solutions was 23.2 ℃ before mixing and 29.3 ℃ after mixing. The heat capacity of the calorimeter is 15 J/°C. From this data, calculate the change in enthalpy (delta H) for the process. MgSO4 (aq) + 2 NaOH (aq) ⇾ Mg(OH)2 (s) + Na2SO4 (aq) Assume the specific heat and density of the solution after mixing are the same as those of pure water and that the volumes are additive.

Q: A newly made Styrofoam ball calorimeter was first calibrated by mixing 10.0 mL of 0.40 M…

A: Given: Volume of HCl = 10.0 mL Concentration of HCl = 0.40 M mass of MgO = 0.1008 g MgO (MW = 40.30…

Q: When 50.0 mL of 1.60 M of HCl(aq) is combined with 50.0 mL of 1.70 M of NaOH(aq) in a coffee-cup…

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Q: In a coffee cup calorimeter, a student adds 2.50 g of calcium, followed by addition of 50.0 mL of…

A: Since the temperature change in positive, heat is absorbed by the solution and released by the…

Q: A newly made Styrofoam ball calorimeter was first calibrated by mixing 10.0 mL of 0.40 M…

A: Given: Volume of HCl = 10.0 mL Concentration of HCl = 0.40 M mass of MgO = 0.1008 g MgO (MW = 40.30…

Q: A student determines the heat of dissolution of solid cobalt(II) sulfate using a coffee- cup…

A: Given the mass of water inside the coffee-cup calorimeter = 105.00 g  Mass of the solute, cobalt(II)…

Q: When 1.49 mL of 0.410 M of HI(aq) is combined with 9.66 mL of 0.570 M of NaOH(aq) in a coffee-cup…

A: The balanced reaction for the HI and NaOH is as follows: HI(aq) + NaOH(aq) → NaI(aq) + H2O(l) The…

Q: A 2.50 g sample of powdered zinc is added to 100.0 mL of a 2.00 M aqueous solution of hydrobromic…

A:

Q: ΔH for the dissolving process KOH (s) → KOH (aq) is -57.6 kJ/mol KOH.  In an insulated calorimeter,…

A: In calorie meter we can calculate the hate of the reaction .

Q: When 1.31 g of KClO3 was added to 138.34 g of water in a calorimeter, the  temperature dropped by…

A: mass of KCIO3 = 1.31 g mass of water = 138.34 g Temperature dropped = 0.506 °C Heat capacity of H2O…

Q: To a test tube containing 10.0 ml of 0.50 M HCl solution in a calorimeter, 0.05482 g  of solid MgO…

A: Mass of solid MgO = 0.05482 g  MW of MgO = 40.30 g/mol change in temperature =6.2°C heat capacity of…

Q: A coffee cup calorimeter contained 50.0 mL of a 1.33 M KOH solution at an initial temperature of…

A: Given,  A coffee cup calorimeter contained 50.0 mL of a 1.33 M KOH solution   and 50.0 mL of 1.17 M…

Q: Determine the enthalpy of reaction (DHxn) in kJ/ mol H20 formed if an acid/base neutralization if…

A: Given: Molarity of acid, HCl = 1.108 M Molarity of base, NaOH = 1.205 M Rise in temperature = 6.850C…

Q: In a laboratory investigation into the neutralization reaction; HNO3(aq) + NaOH(s) - NaNO3(aq) + H₂O…

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Q: A 25.0 mL sample of 0.5 M AgNO3(aq) is mixed with a 25.0 mL sample of 0.5 M NaCl(aq) in a…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: In a coffee cup calorimeter, a student places 0.470 g of calcium, followed by addition of 50.0 mL of…

A: Given, maas of Ca= 0.470 g  As HCl have properties like water so density= 1g/ml  So mass od 50 ml…

Q: A generic solid, X, has a molar mass of 76.0 g/mol. In a constant‑pressure calorimeter, 37.7 g of X…

A: Solution:-

Q: Calcium reacts with HCl according to the following reaction: Ca(s) + 2HCl(aq) -> CaCl2(aq) + H2(g)…

A: Given: Mass of calcium is 2.5 g. qsoln is +487 J. Introduction: The enthalpy of the reaction is the…

Q: A newly made Styrofoam ball calorimeter was first calibrated by mixing 10.0 mL of 0.40 M…

A: Given: Volume of HCl = 10.0 mL Concentration of HCl = 0.40 M mass of MgO = 0.1008 g MgO (MW = 40.30…

Q: A 112.45 mL sample of 0.279 M aqueous hydrochloric acid is added to 103.01 mL of 0.284 M aqueous…

A: Given,Molarity of HCl = 0.279 Mvolume of HCl = 112.45 mLMolarity of NH3 = 0.284 Mvolume of NH3 =…

Q: A student determines the heat of dissolution of solid cobalt(II) sulfate using a coffee-cup…

A: Answer:The law of conservation of energy states that energy cannot be created nor destroyed and it…

Q: When 23.6 g of calcium chloride, CaCl, was dissolved in water in a constant-pressure calorimeter,…

A: The mass of calcium chloride is = 23.6 g Increase in the temperature of the calorimeter is =…

Q: The oxidation of copper(I) oxide, Cu2O(s), to copper(II) oxide, CuO(s), is an exothermic process, 2…

A: the solution is as follows:

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Q: A 0.00757 mol sample of an organic compound was burned in oxygen in a bomb calorimeter. The…

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Q: oxygen in a bomb calorimeter. The calorimeter, which alone had a heat capacity of 2.67 kJ/oC,…

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Q: 1.22 g sample of acetic acid (HC2H3O2) was burned in excess oxygen in a bomb calorimeter. The…

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Q: A 1.66 g sample of acetic acid (HC2H3O2) was burned in excess oxygen in a bomb calorimeter. The…

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Q: The

A: We will calculate ∆H

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Q: A student was asked to determine the enthalpy of a reaction of NH4NO3 in water using a coffee cup…

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Q: A 50.0 mL sample of 0.5 M AgNO3(aq) is mixed with a 50.0 mL sample of 0.5 M NaI(aq) in a…

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Q: In a coffee-cup calorimeter experiment, 10.00 g of a soluble ionic compound was added to the…

A: Determine the heat gained by the water.

Q: A student determines the heat of dissolution of solid magnesium chloride using a coffee-cup…

A: Heat evolved Q = m . s . (T2 -T1) Heat of dissolution = Q/n Where, n = number of mol of solute

Q: A quantity of 2.00 ×102 mL of 0.715 M HCl is mixed with 2.00 × 102 mL of 0.358 M Ba(OH)2 in a…

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Q: A student determines the heat of dissolution of solid cesium perchlorate using a coffee-cup…

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Q: Calculate the enthalpy change for the reaction of ti

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Q: A chemist measures the enthalpy change AH during the following reaction: 2 Al(OH);(s)→Al,03(s) + 3…

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Q: A 2.50 g sample of powdered zinc is added to 100.0 mL of a 2.00 M aqueous solution of hydrobromic…

A: Given weight of Zn = 2.50 g [HBr] = 2M Volume of HBr = 100mL= 0.1 L No. Of moles of HBr = 2 x 0.1 =…

Q: THERMODYNAMICS: A 1.42 g sample of acetic acid (HC2H3O2) was burned in excess oxygen in a bomb…

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Q: A generic solid, X, has a molar mass of 83.3 g/mol. In a constant-pressure calorimeter, 17.2 g of X…

A: