Which Molecular Formula Is Consistent with the Following Mass Spectrum

question 90

Multiple Choice

Which molecular formula is consistent with the following mass spectrum data? M^{+ .} at m/z= 72, relative height=73.0%
(M+1) ^{+ .} at m/z= 73, relative height=3.3%

• A) C₄H₁₀O
• B) C₄H₉N
• C) C₅H₁₂
• D) C₄H₈O
• E) none of these

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Definitions:

Variable Costing

An accounting method that includes only variable costs (costs that change with production levels) in product costs and treats fixed costs as period expenses.

Unit Product Cost

The total cost incurred to produce, store, and sell one unit of a product, including material, labor, and overhead.

Absorption Costing

A bookkeeping strategy that includes the total manufacturing expenses - direct materials, direct labor, and all overhead costs, both variable and fixed - in determining the cost of a product.

Unit Product Cost

The total cost (including materials, labor, and overhead) divided by the number of units produced.