Water, O, and Methane, C , Have About

question 46

Multiple Choice

Water, O, and methane, C , have about the same mass and differ by only one type of atom. Why is the boiling point of water so much higher than that of methane?

• A)The water molecule is less symmetrical than is the methane molecule.
• B)The oxygen of a water molecule has two lone pairs of electrons.
• C)The electronegativity difference between oxygen and hydrogen is greater than the electronegativity difference between carbon and hydrogen.
• D)all of the above

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Definitions:

Eye Color

The color of the iris, which can range widely among individuals, including blue, brown, green, and varying shades thereof.

Short-Term Memory

The capacity for holding a small amount of information in an active, readily available state for a short period of time.

Unlimited Capacity

A theoretical concept in which a system or process is considered to have no bounds or limits in its ability to hold or process information.

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A type of memory capable of storing large amounts of information for potentially unlimited durations, including facts, experiences, and skills.