4. When 1.50 g of Ba(s) is added to 100.00 g of water in a container open to the atmosphere, thereaction shown below occurs and the temperature of the resulting solution rises from 22.00°C to33.10°C. If the specific heat of the solution is 4.18 J/(g - "C), calculate AH for the reaction, aswritten.Ва (6) +2 H,О () — Ba(ОН), (аg) + Н, (g)ΔΗ-?5. What is AH for BaCO, (s) → BaO (s)+ CO, (g)Given reactions2 Ba (s) + 0, (g) —2 ВаО (s)Ba (s) + CO, (g) + 1/2 O, (g) → BaCO, (g)AH = -1106.0 kJAH= -822.0 kJ82 Pre-Laboratory Assignment1. Sam performed a reaction in lab where he mixed a dilute solution of hydrochloric acid into adilute solution of sodium hydroxide. The temperature of the mixed solution rose immediatelyfrom 20.0°C to 30.0 °C. Was the reaction Sam performed in the lab exothermic or endothermic?What evidence (observation) for this reaction supports your inference?2. Define Hess's Law.3. Predict the target reaction which can be obtained by adding step 1 and 2 shown below. Alsocalculate the heat of reaction of the target reaction, which can be obtained by AH" from step 1 and2.Step 1 2 Hy(g) + N>(g)N,H,(g)AH = 95.4Step 2 NgH,(g) + Ha(g)2 NH3(g)AH"=-187.6 kJkJ81

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4. When 1.50 g of Ba(s) is added to 100.00 g of water in a container open to the atmosphere, the reaction shown below occurs and the temperature of the resulting solution rises from 22.00°C to 33.10°C. If the specific heat of the solution is 4.18 JF(g - "Q), calculate AH for the reaction, as written. Ba (s) + 2 H,O (1) → Ba(OH), (aq) + H; (g) AH=?

4. When 1.50 g of Ba(s) is added to 100.00 g of water in a container open to the atmosphere, the reaction shown below occurs and the temperature of the resulting solution rises from 22.00°C to 33.10°C. If the specific heat of the solution is 4.18 JF(g - "Q), calculate AH for the reaction, as written. Ba (s) + 2 H,O (1) → Ba(OH), (aq) + H; (g) AH=?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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