Combustion Analysis of an Unknown Compound Containing Only Carbon and Hydrogen

question 24

Multiple Choice

Combustion analysis of an unknown compound containing only carbon and hydrogen produced 1.1385 g of CO₂ and 0.5805 g of H₂O.What is the empirical formula of the compound?

• A)CH₂
• B)C₂H₅
• C)C₄H₁₀
• D)C₅H₂

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Definitions:

Specific Gravity

The ratio of the density of a substance to the density of a reference substance, typically water for liquids and solids, or air for gases.

Rock

A naturally occurring solid aggregate of minerals or mineraloid matter.

Effervescence

The release of gas bubbles in a liquid, often seen when acids react with carbonates producing carbon dioxide bubbles.

Magnetism

A natural occurrence resulting from electric charge movement, leading to objects attracting and repelling each other.