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Stoichiometry II
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Stoichiometry II
Code: 63631
ECTS: 4.0
Lecturers in charge: dr. sc. Lidija Furač , v. pred.
Take exam: Studomat
Load:

1. komponenta

Lecture typeTotal
Lectures 30
* Load is given in academic hour (1 academic hour = 45 minutes)
Description:
COURSE OBJECTIVE:
To deepen the theoretical foundations for understanding chemical calculus in such a way that students, through a meaningful and logical analysis of the problem and integrating already acquired knowledge, independently conclude how to solve the easy and complex chemical calculus problems.

COURSE I PROGRAM:
1. Dimensional analysis. Determing significant digits. Signification Figures in Calculation Dimensional analysis. A general approach to solving complex problems chemical account.
2. Heat, work, energy and enthalpy. Reaction enthalpy endothermic and exothermic reactions. Enthalpy change at chemical reactions. Hess's law and application to thermochemical equations. Heat capacity. Change enthalpies at phase transitions. Analytical approach to solving complex task-examples.
3. Chemical equilibrium. Law of Mass Conservation. Chemical equilibria. Le Chatellier's principle. Chemical equilibrium in a gas-gas reaction system, gas-solid phase, solution-solid phase (sparingly soluble salts). Analytical approach to solving complex task-examples.
4. Equilibria in electrolyte solutions. Ion activity. Ionic strength solutions. Equilibrium constant. Constant of ionization. Ionic product of water, the concept of pH. Solutions monoprotonic strong acids and bases. Monoprotonic solutions weak acids and bases. Analytical approach to solving complex task-examples.
5. Equilibrium in a mixture of solutions of monoprotonic strong and weak acid. Equilibrium in a mixture of solutions of strong and weak bases. Analytical approach to solving complex tasks-examples.
6. Equilibria in salt solutions. Hydrolysis. Hydrolysis constant. Salt solutions of monoprotonic strong acids and weak bases. Salt solutions of strong bases and monoprotic weak acids. Mixtures solutions of monoprotic strong acids and cationic acids. Analytical approach to solving complex tasks-examples.
7. Equilibrium in a mixture of solutions of strong monoprotic acids and salts weak bases and strong monoprotic acids. Equilibrium in the mixture solution of strong bases and salts of strong bases and weak monoprotons acid. Analytical approach to solving complex tasksexamples.
8. Equilibria in buffer solutions. Solutions of the weak monoprotic acids and their salts with strong bases; addition strong acids or strong bases in such a solution. Solutions of weak bases i their salts with strong monoprotic acids; addition strong acids or strong bases into that solution. Analytical approach to solving complex task-examples.
9. Equilibria in solutions of strong and weak polyprotic acids and of their salts. Hydrolysis of polyprotic acid salts. Solutions weak polyprotic acids and their salts with strong bases. Addition of a strong acid or base to such solutions. Supplement strong acids into a solution of the corresponding salts of polyprotic acids s strong bases. Analytical approach to solving complex tasksexamples.
10. Physical properties of solutions. Solubility of solids and gases. Colligative properties of solutions. Osmotic pressure. Analytical approach solving complex tasks-examples.
11. Raoult's law. Vapor pressure above solution. Non-volatile solution substances in a volatile solvent. A solution of a volatile substance in a volatile substance solvent. Freezing point. Boiling point increase. Analytical approach solving complex tasks-examples.
12. Electrochemistry. Equilibrium redox. Electrode potential. Nernst equation for electrode potential. Galvanic cells. Analytical approach to solving complex task-examples.
13. Electrolysis. Faraday's laws. Electricity utilization. Analytical approach to solving complex tasks-examples.
14. Analytical approach to solving very complex tasks, application integrated acquired knowledge.
15. Presentation of students seminar papers.

DEVELOPMENT OF GENERAL AND SPECIFIC COMPETENCIES OF STUDENTS:
Developing logical thinking and the ability to analyze ways to solve complex problems of the chemical computer by integrating the acquired knowledge from various areas of the chemical computer.

Student obligations in teaching and
ways of performing them :
Regular class attendance.
Solving homework.

TEACHING METHODS:
Lectures.

139 / 5000

Method of testing knowledge and passing exam:
Two tests during the semester that need to be completed
60% points.
Written exam 60% points

Quality monitoring method and course success:
Student survey.
Learning outcomes:
  1. Apply the principles of meaningful and logical analysis in solving
    problems in chemical calculus.
  2. Integrate different, already acquired theoretical knowledge and apply it in solving problems in chemical calculus.
  3. Define the problem and elaborate the steps in its general or computational solving.
  4. Connect different size equations, with dimensional analysis and accurate conversion of units of measurement belonging to appropriate physical size.
  5. Design an organizational scheme in solving complex problems in chemical calculus, applying a general approach to solving
    complex and very complex problems.
Literature:
  1. Opća i anorganska kemija I dio: opća kemija, Školska knjiga, Zagreb, 1996., I. Filipović, S. Lipanović,, Školska knjiga, Zagreb, 1996., 1996.
  2. Stehiometrija, XX. Izdanje, Školska knjiga, Zagreb, 2008, M. Sikirica,, XX. Izdanje, Školska knjiga, Zagreb, 2008, 2008.
  3. General Chemistry: The Essential Concepts, 4th edition, The Mc Graw-Hill Comp., Inc., New York, 2006., R. Chang, The Mc Graw-Hill Comp., Inc., New York, 2006., 2006.
  4. Chemistry: The Molecular Nature of Matter and Change, 4th edition, The Mc Graw-Hill Comp., Inc., New York, 2006., M. S. Silberberg, 4th edition, The Mc Graw-Hill Comp., Inc., New York, 2006., 2006.
  5. Rješavanje računskih zadataka u kemiji, I i II dio, Hrvatsko kemijsko društvo, Zagreb, 2008., T. Cvitaš, I. Planinić, N. Kallay, I i II dio, Hrvatsko kemijsko društvo, Zagreb, 2008., 2008.
  6. Iskazivanje fizikalnih veličina u kemiji i biokemiji, Prehrambeno-tehnol. biotehnol. rev. 31 (1) 19-33 (1993), B. S. Grabarić, B. Tripalo, Prehrambeno-tehnol. biotehnol. rev. 31 (1) 19-33 (1993), 1993.
  7. T. Cvitaš, N. Kallay, Fizičke veličine i jedinice Međunarodnog sustava, Hrvatsko kemijsko društvo i Školska knjiga, Zagreb 1980., T. Cvitaš, N. Kallay, Hrvatsko kemijsko društvo i Školska knjiga, Zagreb 1980., 1980.
2. semester
Izborni predmeti - Regular studij - Applied Chemistry

3. semester
Izborni kolegij - Regular studij - Applied Chemistry
Consultations schedule: