When an X-Ray Beam with a Wavelength of 180 Pm

question 20

Multiple Choice

When an X-ray beam with a wavelength of 180 pm strikes the surface of a crystal,it produces a maximum reflection at an angle of 54.0°.If n=1,what is the separation between layers of atoms in the crystal?

• A) 151 nm
• B) 38.9 mm
• C) 111 nm
• D) 55.3 nm
• E) 83.5 nm

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Definitions:

Total Collection Time

The total period it takes for a business to convert its accounts receivable into cash.

Cash Management

The process of collecting, managing, and investing a company's cash flows in a way that meets its operational and financial objectives.

Zero-Balance Account

A chequing account in which a zero balance is maintained by transfers of funds from a master account in an amount only large enough to cover cheques presented.

Cash Safety Stock

The minimum amount of cash that a company needs to keep on hand to protect against unforeseen variability in cash flow.