a. Which of the following statements is true? The magnitude of K₂ is always independent of temperature. The magnitude of K, always depends on temperature. For some reactions K, depends on temperature, while for others it does not. b. Decide whether the following statement is true or false. When two chemical equations are added to give a net equation, the equilibrium constant for the net equation is the product of the equilibrium constants of the summed equations. false O true c. Which of the following statements is true? K of a reaction depends on undissolved solid reactant. K of a reaction does not depend on undissolved solid reactant and concentration of solvent. K of a reaction depends on concentration of solvent.

Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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a. Which of the following statements is true?
The magnitude of K, is always independent of temperature.
The magnitude of K, always depends on temperature.
For some reactions K₂ depends on
temperature, while for others it does not.
b. Decide whether the following statement is true or false.
When two chemical equations are added to give a net equation, the
equilibrium constant for the net equation is the product of the
equilibrium constants of the summed equations.
false
true
c. Which of the following statements is true?
K of a reaction depends on undissolved solid reactant.
K of a reaction does not depend on undissolved solid reactant
and concentration of solvent.
K of a reaction depends on concentration of solvent.
d. Decide whether the following statement is true or false.
Only the concentration of CO2 appears in the equilibrium constant
expression for the reaction
BaCO3(s)=BaO(s)+CO,(g)
false
true
e. Decide whether the following statement is true or false.
For the reaction
CuO(s) + CO(g) ≥ Cu(s) + CO2 (g)
the value of
K is numerically the same whether the amount of
CO₂ is expressed as moles/liter or as gas pressure.
false
true
Transcribed Image Text:a. Which of the following statements is true? The magnitude of K, is always independent of temperature. The magnitude of K, always depends on temperature. For some reactions K₂ depends on temperature, while for others it does not. b. Decide whether the following statement is true or false. When two chemical equations are added to give a net equation, the equilibrium constant for the net equation is the product of the equilibrium constants of the summed equations. false true c. Which of the following statements is true? K of a reaction depends on undissolved solid reactant. K of a reaction does not depend on undissolved solid reactant and concentration of solvent. K of a reaction depends on concentration of solvent. d. Decide whether the following statement is true or false. Only the concentration of CO2 appears in the equilibrium constant expression for the reaction BaCO3(s)=BaO(s)+CO,(g) false true e. Decide whether the following statement is true or false. For the reaction CuO(s) + CO(g) ≥ Cu(s) + CO2 (g) the value of K is numerically the same whether the amount of CO₂ is expressed as moles/liter or as gas pressure. false true
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