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:

Critical Component

An essential element or part that is crucial for the functioning or success of a system, process, or mechanism.

Interventions

Actions or processes aimed at altering the current situation, typically to achieve improvements or solve problems.

Deduction

An analytical method where a final judgment is derived from the alignment of several assumptions considered to be accurate.

Hypothesis Testing

A statistical method used to determine the likelihood that a hypothesis about a phenomenon is true based on sample data.