A Certain Indicator HIn Has a PK_a of 9

question 98

Multiple Choice

A certain indicator HIn has a pK_a of 9.00, and a color change becomes visible when 7.00% of it is In^-. At what pH is this color change visible?

• A) 6.15
• B) 7.88
• C) 10.2
• D) 3.85
• E) none of these

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Definitions:

Trial Balance

A statement that lists all the balances of the general ledger accounts of a business at a particular time to check the correctness of double-entry bookkeeping.

Ledger Balance

The total balance of all accounts in a ledger at a particular point in time, reflecting the current financial position.

Trial Balance

An accounting table that consolidates all ledger balances into equivalent columns for debit and credit accounts.

T Accounts

T accounts are a visual representation used in accounting to depict ledgers, showing debits on the left and credits on the right.