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Chemical Equilibrium
In Haber's process, the amount of ammonia yields is
0.4
0.9
0.33
0.22
Author:
rikazzz
Comment
Chemical Equilibrium
In equilibrium constant expression, the concentration of products is taken in/on the
right side
left side
numerator
denominator
Author:
rikazzz
Comment
Chemical Equilibrium
What is the representation of a reversible reaction?
single arrow
double arrows
bar
none of above
Author:
rikazzz
Comment
Chemical Equilibrium
The relationship by which the values that relate amounts of products to reactants at equilibrium can be determined is called
law of conservation of mass
law of chemical reactions
law of mass action
active mass
Author:
rikazzz
Comment
Chemical Equilibrium
If the concentration, temperature, and pressure is changed, the system responds in a way that
follows the change
opposes the change
does not change at all
encourages the change
Author:
rikazzz
Comment
Chemical Equilibrium
Unit of the equilibrium constant for H2 + CO2 H2O + CO is
no units
mol dm-3
dm3mol-1
[mol dm-3]-2
Author:
rikazzz
Comment
Chemical Equilibrium
If a change is imposed in concentration, temperature or pressure on a chemical system at equilibrium, the system responds in a way that the change is
not opposed
opposed
rapidly increased
slowly increased
Author:
rikazzz
Comment
Chemical Equilibrium
The equilibrium constant can be used to
predict direction of chemical reaction
predict extent of chemical reaction
determine the equilibrium concentration of mixture
all of above
Author:
rikazzz
Comment
Chemical Equilibrium
The equilibrium constant can be used to determine the equilibrium concentration of equilibrium mixture knowing the
final concentration of products
final concentration of reactants
initial concentration of reactants
initial concentration of products
Author:
rikazzz
Comment
Chemical Equilibrium
The reactions in which reactants react to form products and simultaneously products reverse back into reactants are called
reversible reactions
irreversible reaction
spontaneous reactions
non spontaneous reactions
Author:
rikazzz
Comment
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