Which of the Following Statement(s)is (Are)true About a Compound That

question 9

Multiple Choice

Which of the following statement(s) is (are) true about a compound that has a molecular ion peak in its mass spectrum at mass 69 and shows a prominent peak in its IR spectrum at 2250 cm^-1?

• A)The compound has a molecular mass of 70.
• B)The compound contains a C=O group.
• C)The compound contains a cyano or alkyne group.
• D)Both (The compound has a molecular mass of 70)and (The compound contains a C=O group)are true statements.
• E)Both (The compound has a molecular mass of 70)and (The compound contains a cyano or alkyne group)are true statements.

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Definitions:

Operations Manager

A professional responsible for overseeing, designing, and controlling the process of production and redesigning business operations.

Net Present Value

A financial metric used to evaluate the profitability of an investment or project, representing the difference between the present value of its cash inflows and outflows.

Effective Capacity

The maximum output rate or service capacity an operation, facility, or machine can achieve under normal conditions or constraints.

Process Cycle Time

The total time it takes to complete a series of tasks from start to finish in a process, often aimed at identifying efficiencies.