What Is the Density (In G/L) of Methane (CH₄) at 25°C

question 56

Multiple Choice

What is the density (in g/L) of methane (CH₄) at 25°C and 1.2 atm of pressure? The value of R = 0.0821 L atm mol^-1 K^-1.

• A) 4.90 × 10^-2 g/L
• B) 1.20 g/L
• C) 0.787 g/L
• D) 9.9 g/L
• E) 6.21 × 10³ g/L

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Definitions:

Replication

refers to the process of conducting a study or experiment again with the aim of verifying the results obtained in a previous research.

Statistical Significance

Statistical significance is a measure indicating the likelihood that a result from data analysis is not due to chance, usually determined through a specific threshold value or p-value.

Chance Fluctuation

Random variations in data or processes that are not attributable to any specific cause, often observed in statistical analyses.

Correlation Coefficients

Statistical measures that indicate the strength and direction of a linear relationship between two or more variables.