Caffeine Has an Elemental Analysis of 49

question 27

Multiple Choice

Caffeine has an elemental analysis of 49.48% C,5.190% H,16.47% O,and 28.85% N.It has a molar mass of 194.19 g/mol.What is the molecular formula of caffeine?

• A)C₄H₅N₂O
• B)C₈H₁₀N₄O₂
• C)C₁₀H₁₄N₂O₂
• D)C₆H₆NO₂
• E)C₅H₇NO

---

Definitions:

Controlled Process

A type of cognitive processing that requires conscious, intentional, and effortful attention and thought.

Knitting

is the craft of creating fabric by interlocking loops of yarn with needles, often resulting in items like sweaters, hats, and scarves.

Automatic Processing

A type of cognitive processing that occurs with little to no conscious effort, allowing for tasks to be performed quickly and efficiently.

Relevant Details

Information or aspects which are directly related and critical to understanding or resolving a specific topic or problem.