The Spacing Between Atoms in KCl Crystal Is 3

question 68

Multiple Choice

The spacing between atoms in KCl crystal is 3.1 × 10−¹⁰ m.At what angle from the surface will a beam of 3.57 × 10−¹¹-m x-rays be constructively scattered?

• A) 30°
• B) 3.3°
• C) 0.18°
• D) 33°
• E) ​103°

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Definitions:

Cartel

An association of manufacturers or suppliers that maintains prices at a high level by restricting competition and output.

Elasticity of Demand

A measure of how responsive the quantity demanded of a good or service is to a change in its price, indicating how changes in price influence consumer purchasing behavior.

Maximize Joint Profits

involves strategies or actions taken by two or more entities working together to achieve the highest combined financial gains.

Kinked Demand Curve Model

A model in economics suggesting that prices for certain goods are inflexible or sticky downward because firms fear that price decreases will be matched by competitors, but price increases may not be.