Naphthalene,a Hydrocarbon,has an Approximate Molar Mass of 128 G/mole

question 49

Multiple Choice

Naphthalene,a hydrocarbon,has an approximate molar mass of 128 g/mole.If the combustion of 0.6400 g of naphthalene produces 0.3599 g of H₂O and 2.1977 g of CO₂,what is the molecular formula of this compound?

• A) C₈H₃₂
• B) C₉H₁₈
• C) C₉H₂₀
• D) C₁₀H₈
• E) C₁₁H₇

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Definitions:

Subclass Constructor

A constructor in a subclass that is used to initialize new instances of the subclass, potentially invoking the superclass constructor as part of the initialization process.

Superclass

Within object-oriented programming, a foundational class whose properties and methods are inherited by other classes.

Inheritance

A fundamental concept in object-oriented programming where one class can inherit fields and methods from another class, facilitating code reuse and polymorphism.

Is-a

A relationship where one class (subclass) is a more specific version of another class (superclass), indicating inheritance.