Consider a 0

question 9

Multiple Choice

Consider a 0.50 M solution of HNO₂, a weak acid with K_a = 4.5 × 10^-4. Which statement is true?

• A) [H₃O⁺] = 0.50 M.
• B) The acid is mostly ionized.
• C) pH = 3.35.
• D) pH = 0.32.
• E) pH > 0.32.

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Definitions:

Adjusting Entries

Entries in the books of accounts made during the final part of an accounting cycle to distribute profits and costs to their rightful period.

Closing Entries

Journal entries made at the end of an accounting period to transfer temporary account balances to permanent accounts.

Adjusting Entries

Records entered into accounting logs at the close of an accounting period to assign earnings and expenses to the period they truly happened.

Worksheet

A document or spreadsheet used in accounting to compile data and calculations for reporting purposes.