The Diffusion Constant for Oxygen Through Water Is 1

question 51

Multiple Choice

The diffusion constant for oxygen through water is 1.0 × 10⁻⁹ m²/s. What is the time for an oxygen molecule to diffuse 1 cm?

• A) 2.0 × 10⁴ sec
• B) 3.0 × 10⁴ sec
• C) 4.0 × 10⁴ sec
• D) 5.0 × 10⁴ sec
• E) 6.0 × 10⁴ sec

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Definitions:

Closing Entries

Entries recorded at the conclusion of a fiscal period to move balances from temporary accounts to permanent ones, thus readying the accounts for the upcoming period.

Closing Entries

Entries in the journal made during the closing of an accounting period to move balances from transitory accounts to enduring accounts.

Fiscal Year

A one-year period that companies and governments use for financial reporting and budgeting, different from the calendar year.

Closing Entries

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