You dissolve 4.93 g of sodium bicarbonate (molar mass 84.007 g/mol) in 98 g of distilled water if the temperature of water decreases by 2.67 K what is the heat of solution for sodium bicarbonate? You can assume the specific heat capacity of the solution is  4.18 J g-1 K-1 We will assume your answer is in units of kJ/mol

Q: The enthalpy of solution (AH) of KOH is -57.6 kJ/mol. If 2.91 g is dissolved in enough water to make…

A: Given: Volume of solution = 150.0 mLDensity of solution = 1.02 g/mL.Enthalpy of solution of KOH =…

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: When 75.71 grams of fictional compound X is added to water to make 367.7 grams of solution, the…

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Q: When ammonium chloride dissolves in water, the solution becomes cooler. Is the solution process…

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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: When 6.50 g of CsBr(s) is dissolved in 101.00 g of water, the temperature of the solution drops from…

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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: Total volume = 70.0+70.0 mL = 140 mL Specific heat = 4.184 g/mL Mass = 4.184g/mL × 140 mL = 585.76 g…

Q: When 15.53 grams of fictional compound X is added to water to make 344.5 grams of solution, the…

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Q: A student mixes 67.0 mL of a 2.01 M sodium hydroxide solution with  23.2 mL of 6.45 M hydrochloric…

A: GivenVolume of NaOH solution = 67.0 mL = 0.067 LMolarity of NaOH solution = 2.01 MMoles of NaOH…

Q: 1. A 32.07 gram sample of vanadium was heated to 75 deg. It was then dumped in which the initial…

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Q: A 8.17 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: Guideline message: In case of multiple subparts, ideally the first 3 subparts should be answered, if…

Q: 5. A piece of metal weighing 59.047 g was heated to 100.0 °C and then put it into 100.0 mL of water…

A: Mass of metal =59.047 g Mass of water = 100g ( density of water is1g/ml)

Q: In a coffee-cup calorimeter, 29.8 g sample of solid KCl is dissolved in 100.0 g of water at 15.0 °C.…

A: Heat of solution :- It is measured by the change of enthalpy during formation of solution. This can…

Q: A 0.562 g sample of KCl is added to 35.8 g of water in a calorimeter. If the temperature decreases…

A: The heat capacity of the resulting solution is 4.18 J/goC, which states that 4.18 J of energy will…

Q: A constant pressure (or coffee cup calorimeter) contains 125g of water at a temperature of 24.2°C.…

A: Given , mass of water = 125 ginitial temperature, Ti=24.2°Cmass of KBr added = 10.5 gFinal…

Q: A 4.77 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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Q: In an ideal calorimeter, 10.00 mL of 3.00 M NH3 is reacted with 5.000 mL of 3.00 M HNO3. The initial…

A: Heat energy associated with this rise in temperature = m*C* ΔT where  m = mass of the solution C =…

Q: 7. Using specific heat as your justification, why is the poolside concrete hotter than the pool…

A: Cement may be a solid, comparatively dark (compared to polished metal), and a comparatively…

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: 38.When 36.92 grams of fictional compound X is added to water to make 297.9 grams of solution, the…

A: First calculate the energy for solution using formula of q = m*c*∆T and then divide this calculated…

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: Consider a substance with a heat of solution (AHon) of -16.7 kJ/mol. 0.00100 mol of this substance…

A: The amount of heat released on dissolution of one mole of the solute in water is equal to 16700 J…

Q: Determine the final temperature of a 32.3 mL salt solution initially at 21.05ºC when 1.93 kJ of heat…

A: Volume of solution(V) = 32.3 mL Density of solution(d) = 1.235 g/mL Mass = V × d   = 32.3 × 1.235 =…

Q: What is the final temperature in degree C when 10.00 grams of Calcium chloride are dissolved in…

A: The heat absorbed by the solution can be calculated by the following formula. ∆H=-qq=mc∆T∆H=enthalpy…

Q: In a coffee-cup calorimeter, 23.8 g sample of solid KBr is dissolved in 100.0 g of water at 15.0 °C.…

A: Given mass of water = 100 g Mass of KBr = 23.8 g Molar mass of KBr = 119 g/mol specific heat (C) =…

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: In a calorimetric analysis, 2.42 g of potassium chloride is weighed. The heat of solution of this…

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Q: If 0.067 mol of hydrochloric acid  (HCl)  is mixed with 0.067 mol of sodium hydroxide  (NaOH)  in a…

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Q: When 84.64 grams of fictional compound X is added to water to make 449.6 grams of solution, the…

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Q: In a calorimetric analysis, 2.42 g of potassium chloride is weighed. The heat of solution of this…

A: In this determine the molar heat capacity with theoritical data and compare with actual data to…

Q: In a Calorimetry experiment, a chemical reaction causes the temperature of the solution in the…

A: The heat released can be measured by product of mass of substance with specific heat ad change in…

Q: The aluminum cup inside your calorimeter weighs 41.55 g. You add 59.21 g of 1.0 M acetic acid…

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Q: 15. A 50 mL of 0.88 M H2O2 and 10 mL of 0.50 M Fe(NO3)3 were combined and a temperature change of…

A: Since volume of the total solution = volume of H2O2 + volume of Fe(NO3)3 = 50 + 10 = 60 mL Since…

Q: A cold pack contains 134.4 g of water and 40.7 g of ammonium nitrate. What will be the final…

A: The formula which is used in the solution is shown below. Q = mcΔT ⇒ ΔT = Q/mc

Q: A chemist dissolved an 10.8-g sample of KOH in 100.0 grams of water in a coffee cup calorimeter.…

A: Here we are required to find the enthalpy of solution of KOH in the unit of kJ/mol

Q: . A 25.00 gram sample of barium chloride was dissolved in 75.00 grams of water. If the calorimeter…

A: The question is based on the concept of chemical thermodynamics. we have to calculate heat produced…

Q: In a constant‑pressure calorimeter, 55.0 mL of 0.340 M Ba(OH)2 was added to 55.0 mL of 0.680 HCl.…

A: Heat absorbed in a reaction calculated using the following relation. Q=mC△T Q-Heat absorbed m-Mass…

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: A 5.71 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A:

Q: M9SO4 Mass of salt, g 15.0 Molar mass of salt, g/ 120.366 mol Moles of salt, mol 1.25x10^-1 Volume…

A: The data given is,