1.(STA student synthesized a fictional solid compound A2D6 when he mixed a 500. mLsolution 0.500 M A3 and of 45.0 g of solid D4 (MW: 193.04). In this process 94.00 kJ of heatwas used and the student noticed the flask getting colder. Write the thermochemical reactionfor the synthesis of fictional solid compound A2D6. endo-colder (+)

Answered: Image /qna-images/answer/f3ad5ad4-4de6-45df-9a61-c42c5455b62f.jpg

Answered: 1. (STA student synthesized a fictional…

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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5.000 g of aluminum (III) chloride is dissolved in 60.0 mL of water. The temperature changes by 0.331C. The specific heat capacity of aluminum (III) chloride is 0.903 ??∙°C. What is deltaHs?
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300.00 mL of 0.200 M aqueous KOH neutralizes 150.00 mL of aqueous 0.200 M H2SO4. If the initial temperature is 22.3 C and it rises to 29.2 C determine the molar heat fro the neutralization of KOH. Express your answer kj/mole KOH. The specific heat of solution is 4.190 J/g C. Assume the density of the solution is 1.00 g/mL
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The G.R.A.S.P. method
The thermite reaction, used for welding iron, is the reaction of FegO4 with Al. 8 Al (s) + 3 Fe3O4 (s) > 4 Al203 (s) + 9 Fe (s) AH° = -3350 kJ Because this large amount of heat cannot be rapidly dissipated to the surroundings, the reacting mass may reach temperatures near 3000°C. How much heat (in kJ) is released by the reaction of 16.5 g of Al with 76.7 g of Fe304? Enter your numerical answer in units of kJ.
Calcium acetate, Ca(CH3COO)2 has a molar mass of 158.17 g/mol. In a constant pressure calorimeter, 44.2 g of Ca(CH3COO)2 is dissolved in 861g of water at 25.00 °C. The heat produced by the solution was determined to be 15kJ. What is the final temperature of the solution? q= - msAT SH20 = 4.184 29.0 °C O 18.4 °C O 64.6 °C O 33.8 °C O 3.96 °C O 21.0 °C
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55. Does the standard enthalpy of formation of H2O(g) differ from ΔH° for the reaction 2H2(g)+O2(g)⟶2H2O(g)?
What quantity of heat (in kJ) will be released if 1.20 mol of SrO is mixed with 0.567 mol of CO, in the following chemical reaction? Sro (s) + CO2 (g) → SrCO3 (s) AH° = -234 kJ/mol Tap here or pull up for additional resources

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