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AgCl(s) <--> Aq+(aq) + Cl-(aq). As NaCl(s) is dissolved in the solution, the concentration of the Ag+ ions in the solution
solid --> liquid --> gas
heat of the reaction
negative
The powdered zinc has a greater surface area
decreases, and the concentration of the Cl-ions increases
free energy
left and the concentration of Pb2+(aq) ions decreases
The rate of dissolving equals the rate of crystallizing
Which statement is true for a saturated solution?
solid --> liquid --> gas
heat of the reaction
negative
The powdered zinc has a greater surface area
decreases, and the concentration of the Cl-ions increases
free energy
left and the concentration of Pb2+(aq) ions decreases
The rate of dissolving equals the rate of crystallizing
Which series of physical changes represents an entropy increase during each change?
solid --> liquid --> gas
heat of the reaction
negative
The powdered zinc has a greater surface area
decreases, and the concentration of the Cl-ions increases
free energy
left and the concentration of Pb2+(aq) ions decreases
The rate of dissolving equals the rate of crystallizing
In order for a reaction to be spontaneous, the sign of delta G must be
solid --> liquid --> gas
heat of the reaction
negative
The powdered zinc has a greater surface area
decreases, and the concentration of the Cl-ions increases
free energy
left and the concentration of Pb2+(aq) ions decreases
The rate of dissolving equals the rate of crystallizing
If a catalyst is added to a system at equilibrium, and the temperature and pressure remain constant, there will be no effect on the
solid --> liquid --> gas
heat of the reaction
negative
The powdered zinc has a greater surface area
decreases, and the concentration of the Cl-ions increases
free energy
left and the concentration of Pb2+(aq) ions decreases
The rate of dissolving equals the rate of crystallizing
A reaction occurs more slowly when a single piece of zinc is used than when the same mass of powdered zinc is used. Why does this occur?
solid --> liquid --> gas
heat of the reaction
negative
The powdered zinc has a greater surface area
decreases, and the concentration of the Cl-ions increases
free energy
left and the concentration of Pb2+(aq) ions decreases
The rate of dissolving equals the rate of crystallizing
PbCl2(s) <--> Pb2+(aq) + 2Cl-(aq). When KCl(s) is added to the system, the equilibrium shifts to the
solid --> liquid --> gas
heat of the reaction
negative
The powdered zinc has a greater surface area
decreases, and the concentration of the Cl-ions increases
free energy
left and the concentration of Pb2+(aq) ions decreases
The rate of dissolving equals the rate of crystallizing
The expression deltaH - TdeltaS is equal to the change in
solid --> liquid --> gas
heat of the reaction
negative
The powdered zinc has a greater surface area
decreases, and the concentration of the Cl-ions increases
free energy
left and the concentration of Pb2+(aq) ions decreases
The rate of dissolving equals the rate of crystallizing
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