What Is the Mass Number of an Atom of Potassium

question 11

Multiple Choice

What is the mass number of an atom of potassium that has 20 neutrons?

• A)15
• B)19
• C)35
• D)39
• E)59

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Definitions:

Closing Entries

At the close of an accounting period, transactions are documented to move balances from temporary to permanent accounts.

Closing Entries

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

Income Statement

A financial statement that presents the revenues, expenses, and profits or losses of a company over a specified period, typically a quarter or year.

End-of-Year Spreadsheet

A document summarizing financial and accounting information at the conclusion of the fiscal year, aiding in analysis and decision-making.