At High Temperatures, Carbon Reacts with O₂ to Produce CO

question 59

Multiple Choice

At high temperatures, carbon reacts with O₂ to produce CO as follows: When 0.350 mol of O₂ and excess carbon were placed in a 5.00-L container and heated, the equilibrium concentration of CO was found to be 0.060 M. What is the equilibrium constant, K_c, for this reaction?

• A) 0.010
• B) 0.072
• C) 0.090
• D) 0.17
• E) 1.2

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Definitions:

Weighted-Average Method

An inventory costing method that assigns a weighted average cost to each unit of inventory on hand.

Equivalent Unit

An accounting measure used to compute the number of units produced during a reporting period, converting partially completed units into an equivalent number of fully completed units.

Equivalent Units

A concept used in process costing that converts work-in-process inventory to a number of fully finished units.

Process Costing

A costing method used in manufacturing where costs are assigned to batches or production runs, typically for homogeneous products.