Which of the Following Substances Is Most Likely to Be

question 32

Multiple Choice

Which of the following substances is most likely to be a gas at room temperature and atmospheric pressure?

• A)Ni
• B)Hg
• C)CO₂
• D)C₇H₁₆
• E)CBr₄

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Definitions:

Sample Mean

The average value of a sample set of numbers.

Freshmen

First-year students in a secondary or post-secondary educational institution.

Probability

The evaluation of how probable an event is, shown as a numerical value between 0 and 1, where 0 stands for the event being impossible and 1 representing absolute certainty of the event occurring.

Sample Mean

The sample mean is the average value of a sample set of numbers, calculated by dividing the sum of all values in the sample by the number of values.