Some N₂H₄ Is Placed in a 1

question 164

Multiple Choice

Some N₂H₄ is placed in a 1.0 L container, which is sealed, and raised to 1273 K. After the reaction, chemical analysis shows that the concentration of H₂ is 0.20 M , N₂is 0.10 M , and N₂H₄ is 0.10 M . Calculate K c for:
N₂H₄ N₂+ 2 H₂

• A) 0.040
• B) 0.20
• C) 5.0
• D) 25
• E) 50

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Definitions:

Allowance Account

An account used in accounting to record reductions in the carrying amount of accounts receivable, due to potential or estimated uncollectible debts.

Net Realizable Value

The estimated selling price in the ordinary course of business minus the estimated costs of completion and the estimated costs necessary to make the sale.

Accumulated Depreciation

The total amount of depreciation expense that has been recorded for an asset since it was acquired.

Fair Value

The estimated market value of an asset or liability, reflecting what a willing buyer would pay a willing seller in an arm's length transaction.