The Figures Show Standing Waves of Sound in Six Organ

question 51

Multiple Choice

The figures show standing waves of sound in six organ pipes of the same length.Each pipe has one end open and the other end closed.Note: some of the figures show situations that are not possible.

-Which one of the pipes emits sound with the lowest frequency?

• A)1
• B)2
• C)3
• D)4

Understand the reactions and products of phthalic acid upon heating.

Synthesize major organic products from given reactants and conditions.

Propose synthesis strategies using specific organic and inorganic reagents.

Determine the products of reactions involving excess methyl magnesium bromide.

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Definitions:

Natural Zero

A value that inherently indicates the absence of a quantity or phenomenon, e.g., zero apples mean there are no apples.

Ratio Data

A type of quantitative data that not only allows for comparison of amounts but also involves a natural zero point, allowing for statements of multiplicity.

Material Costs

The expenses incurred for materials that are directly used in the production of goods or services.

Specified Characteristics

Detailed attributes or features that are identified as requirements or standards for a particular object, process, or service.