CHEM 1011 FINAL EXAM ACTUAL QUESTIONS AND
SOLUTIONS RATED A+
✔✔equal to - ✔✔If Qsp is ___________ ___ Ksp, then the solution is saturated and at
equilibrium.
✔✔Negative - ✔✔A ________________ free energy value means a reaction is
spontaneous.
✔✔Positive - ✔✔A ________________ free energy value means a reaction is non-
spontaneous.
✔✔Spontaneous - ✔✔If a reaction is ________________________, that means it does
not need added energy to occur.
✔✔grams, liter - ✔✔The units of solubility are _______ per ___________.
✔✔mols, liter - ✔✔The units of molar solubility are __________ per ____________.
✔✔Molar Concentration - ✔✔The "C" in the ICE tables represents _______________
_____________ when calculating ksp.
✔✔Initial Concentration - ✔✔The "I" in the ICE tables represents __________________
________________ when calculating ksp.
✔✔Coefficients - ✔✔When calculating ICE table values for C, be sure to multiply by
reactant / product __________________.
✔✔products, reactants - ✔✔Ksp can be calculated by putting the concentration of
_____________ over the concentration of ______________.
✔✔coefficients, exponents - ✔✔When ksp is calculated and products are put over
reactants, remember to consider the ________________ and use them as
_______________.
✔✔True - ✔✔T/F: Heat will flow from a hotter object to a cooler object.
✔✔False - ✔✔T/F: Spontaneous changes cause a decrease in the entropy of the
universe.
✔✔False - ✔✔T/F: Processes that involve an increase in entropy are always
spontaneous.
, ✔✔False - ✔✔T/F: The change in entropy of the universe is the same as the change in
entropy of the surroundings.
✔✔energy, process - ✔✔In Gibbs Free energy equations, delta H stands for the
______________ produced by the _________________.
✔✔G, zero - ✔✔When delta ____ in a process is equal to ___________, then the
process is at equilibrium.
✔✔free energy change, any - ✔✔In Gibbs Free energy equations, delta G stands for
the ______________ ________________ __________________ for a process
calculated for ____________ set of conditions.
✔✔always - ✔✔An exothermic process that involves an increase in entropy will
______________ be spontaneous.
✔✔microstate - ✔✔A pure, perfectly crystalline solid at 0 K can be described by a
_______________________.
✔✔increased (positive delta s) - ✔✔If a substance changes from a solid to a gas, then
entropy has ______________.
✔✔decreased (negative delta s) - ✔✔If a substance changes from a gas to a solid, then
entropy has __________________.
✔✔decreased (negative delta s) - ✔✔If a substance changes from a liquid to a solid,
then entropy has _______________.
✔✔increased (positive delta s) - ✔✔If a substance changes from a solid to a liquid, then
entropy has ______________.
✔✔probable, disorder - ✔✔Entropy is a measure of the most _______________
distribution and __________________ of a system.
✔✔matter - ✔✔When considering micro states, both energy and _____________ need
to be considered.
✔✔Delta S Standard = the sum of products - the sum of reactants - ✔✔What is the
equation for standard entropy? (Delta S Standard)
✔✔1. 1 atm
2. 25 C / 298 K
3. I M solutions - ✔✔Describe standard conditions for entropy. (There are three
components)
SOLUTIONS RATED A+
✔✔equal to - ✔✔If Qsp is ___________ ___ Ksp, then the solution is saturated and at
equilibrium.
✔✔Negative - ✔✔A ________________ free energy value means a reaction is
spontaneous.
✔✔Positive - ✔✔A ________________ free energy value means a reaction is non-
spontaneous.
✔✔Spontaneous - ✔✔If a reaction is ________________________, that means it does
not need added energy to occur.
✔✔grams, liter - ✔✔The units of solubility are _______ per ___________.
✔✔mols, liter - ✔✔The units of molar solubility are __________ per ____________.
✔✔Molar Concentration - ✔✔The "C" in the ICE tables represents _______________
_____________ when calculating ksp.
✔✔Initial Concentration - ✔✔The "I" in the ICE tables represents __________________
________________ when calculating ksp.
✔✔Coefficients - ✔✔When calculating ICE table values for C, be sure to multiply by
reactant / product __________________.
✔✔products, reactants - ✔✔Ksp can be calculated by putting the concentration of
_____________ over the concentration of ______________.
✔✔coefficients, exponents - ✔✔When ksp is calculated and products are put over
reactants, remember to consider the ________________ and use them as
_______________.
✔✔True - ✔✔T/F: Heat will flow from a hotter object to a cooler object.
✔✔False - ✔✔T/F: Spontaneous changes cause a decrease in the entropy of the
universe.
✔✔False - ✔✔T/F: Processes that involve an increase in entropy are always
spontaneous.
, ✔✔False - ✔✔T/F: The change in entropy of the universe is the same as the change in
entropy of the surroundings.
✔✔energy, process - ✔✔In Gibbs Free energy equations, delta H stands for the
______________ produced by the _________________.
✔✔G, zero - ✔✔When delta ____ in a process is equal to ___________, then the
process is at equilibrium.
✔✔free energy change, any - ✔✔In Gibbs Free energy equations, delta G stands for
the ______________ ________________ __________________ for a process
calculated for ____________ set of conditions.
✔✔always - ✔✔An exothermic process that involves an increase in entropy will
______________ be spontaneous.
✔✔microstate - ✔✔A pure, perfectly crystalline solid at 0 K can be described by a
_______________________.
✔✔increased (positive delta s) - ✔✔If a substance changes from a solid to a gas, then
entropy has ______________.
✔✔decreased (negative delta s) - ✔✔If a substance changes from a gas to a solid, then
entropy has __________________.
✔✔decreased (negative delta s) - ✔✔If a substance changes from a liquid to a solid,
then entropy has _______________.
✔✔increased (positive delta s) - ✔✔If a substance changes from a solid to a liquid, then
entropy has ______________.
✔✔probable, disorder - ✔✔Entropy is a measure of the most _______________
distribution and __________________ of a system.
✔✔matter - ✔✔When considering micro states, both energy and _____________ need
to be considered.
✔✔Delta S Standard = the sum of products - the sum of reactants - ✔✔What is the
equation for standard entropy? (Delta S Standard)
✔✔1. 1 atm
2. 25 C / 298 K
3. I M solutions - ✔✔Describe standard conditions for entropy. (There are three
components)
