Which of the Following Statements Is Always True

question 18

Multiple Choice

Which of the following statements is always true?

• A)Exothermic reactions have lower activation energies than endothermic reactions.
• B)The rate of a catalyzed reaction is independent of the concentration of the catalyst.
• C)The rate for a reaction depends on the concentrations of all the reactants.
• D)The rate constant is independent of the concentrations of the reacting species.
• E)The rate law can be determined from the stoichiometric equation.

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Definitions:

Density

A measure of mass per unit volume of a substance, influencing how materials interact, such as floating or sinking in water.

Slab Pull

A mechanism that contributes to plate tectonics, involving the subduction of oceanic plates pulling the trailing lithosphere into subduction zones.

Asthenosphere

The upper mantle's region directly beneath the lithosphere, characterized by high viscosity, mechanical weakness, and ductile deformation.

Oceanic Lithosphere

The rigid outer layer of the Earth under the ocean basins, composed of the crust and upper mantle that is specifically associated with oceanic regions.