Calculate the Concentration of Hydronium, H₃O⁺, Ions in a Solution

question 17

Multiple Choice

Calculate the concentration of hydronium, H₃O⁺, ions in a solution of pH = 11.2.

• A) 11.2  10^-3 mol dm^-3
• B) 1.36  10^-5 mol dm^-3
• C) 1.58  10¹⁰ mol dm^-3
• D) 6.3  10^-12 mol dm^-3

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Definitions:

Aging of Receivables

A method for managing accounts receivable by categorizing debts by their due ages to estimate the timing of collections.

Allowance for Doubtful Accounts

An estimation of the accounts receivable that a company does not expect to collect, serving as a contra account to accounts receivable.

Bad Debt Expense

The cost associated with accounts receivable that a company is not able to collect.

Interest

The cost of borrowing money or the compensation received by lenders, usually expressed as an annual percentage rate.