A 0271 G Sample of an Unknown Vapor Occupies 294 ML

question 74

Multiple Choice

A 0.271 g sample of an unknown vapor occupies 294 mL at 140.°C and 847 mmHg.The empirical formula of the compound is CH₂.What is the molecular formula of the compound?

• A)CH₂
• B)C₂H₄
• C)C₃H₆
• D)C₄H₈
• E)C₆H₁₂

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Definitions:

Noncash Investing

Involves transactions that do not directly involve cash but affect the investing activities of a company; for example, acquiring assets through a trade or a note.

Financing Activity

Transactions related to a company’s financing efforts, including issuing debt, obtaining loans, or issuing shares of stock.

Cash Equivalent

Short-term, highly liquid investments that can be easily converted to a known amount of cash.

Liquid Asset

Assets that can be quickly and easily converted into cash without significant loss in value.