When Gaseous Carbon Monoxide and Hydrogen Are Combined in a Sealed

question 71

Multiple Choice

When gaseous carbon monoxide and hydrogen are combined in a sealed vessel and heated they will eventually form an equilibrium mixture of reactants and products according to the balanced chemical equilibrium below. CO(g) + 3H₂(g) CH₄(g) + H₂O(g)
In one such reaction 3 moles of one reactant were combined with 1 mole of the other reactant in a fixed volume vessel and heated to 1200 K.Analysis of the reaction mixture at various times gave the results below.Which component of the reaction mixture is represented by curve B?

• A) hydrogen
• B) carbon monoxide
• C) either methane or water
• D) either hydrogen or carbon monoxide
• E) not enough information to decide

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Definitions:

Syllogism Validity

The property of a syllogism whereby if the premises are true, the conclusion cannot logically be false.

Enthymeme

A syllogism or form of reasoning in which one of the premises is implicit or assumed rather than stated.

Missing Premise

a logical gap in an argument where an unstated or implied premise is necessary for the argument to hold.

Syllogism Validity

A measure of a syllogism's correctness in deducing the conclusion from two premises, based on the structure of the argument.