Consider the Following Reaction, Equilibrium Concentrations, and Equilibrium Constant at a Particular

question 45

Multiple Choice

Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of SO₂(g) . 2SO₂(g) + O₂(g) ⇌ 2SO₃(g) K_c = 1.7 × 10⁸ M^-1
[SO₃]_eq = 0.0034 mol L^-1 [O₂]_eq = 0.0018 mol L^-1

• A) 2.8 × 10¹³ mol L^-1
• B) 1.88 mol L^-1
• C) 6.1 × 10^-6 mol L^-1
• D) 1.0 × 10³ mol L^-1
• E) 1.4 mol L^-1

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Definitions:

Lactate

A compound produced during the anaerobic metabolism of glucose and used in the body as a source of energy.

Cross-bridge

The connection formed between the actin filament and the myosin head during muscle contraction.

Myosin Heads

Protrusions on myosin filaments in muscle cells that bind to actin filaments to generate muscle contraction.

Actin Molecules

Protein filaments that are part of the cytoskeleton in all eukaryotic cells, playing key roles in cell movement and shape.