Planck's Constant Is H = 6

question 13

Multiple Choice

Planck's constant is h = 6.6 × 10^-34 Js and the electron mass is 9.1 × 10^-31 kg. The de Broglie wavelength of an electron whose speed is 10⁸ m/s is

• A) 5.9 × 10^-56 m.
• B) 1.5 × 10^-19 m.
• C) 7.3 × 10^-12 m.
• D) 1.4 × 10¹¹ m.

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Definitions:

Revenue Journal

An accounting ledger dedicated to recording sales transactions that generate revenue for a business.

Account

An accounting form that is used to record the increases and decreases in each financial statement item.

General Ledger

General Ledger is a comprehensive accounting record of all financial transactions that have occurred within a company over a period of time, serving as the foundation for financial statements.

Balance Sheet

A financial statement that provides a snapshot of a company's financial position at a specific point in time, showing assets, liabilities, and shareholders' equity.