Exam (elaborations)
Gen Chem I NYU Questions with Solutions
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Exam of 1 pages for the course NYU at NYU (Gen Chem I NYU)
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Gen Chem I NYUKsp - answer indicates how far the dissolution proceeds to eqlib
Selective precipitation - answer solution of 1 precipitating ion is added to a solution of 2
ionic compounds until the Qsp of the more soluble compound is almost equal to its Ksp
Complex Ion - answer consists of a central metal ion bonded two or more anions called
ligands
Buffer Capacity - answer is a measure of the "strength" of the buffer, its ability to
maintain the pH following addition of strong acid or base.
Buffer Range - answer the pH range over which the buffer is effective and is also
related to the relative buffer-component concentrations.
spontaneous change - answer occurs under specified conditions with- out a continuous
input of energy from outside the system
microstate - answer The energy of all the molecules in a system is similarly quantized.
Each quantized state of the system is called a microstate
second law of thermodynamics. - answerall real processes occur spontaneously in the
direction that increases the entropy of the universe (system plus surroundings)
Volataic Cell - answercell in which a reaction occurs spontaneously
Electrolytic Cell - answercell in which a rxn does not occur spontaneously
Electrode - answerplace where oxidation/reduction take place
Anode - answerelectrode where oxy takes place
Cathode - answerelectrode where reduction takes place
Redox Reaction - answerRxn in which there is a Net movement of Electrons
Spontaneous Reaction - answerRxn in which a net change in amounts is observed to
take place w/o outside interruption
Free Energy - answeris the maximum energy that is available from a system for useful
work
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