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:

Profitability

A measure of the efficiency and financial success of a business, indicated by the ratio of profits generated to the resources used.

Satisfaction

The feeling of pleasure or fulfillment that comes from meeting one's expectations, desires, or needs.

Implementation

The process of putting a decision or plan into effect; execution.

PDCA Cycle

A four-step management method used for the control and continuous improvement of processes and products, standing for Plan-Do-Check-Act.