Consider a Gas in a 1

question 64

Multiple Choice

Consider a gas in a 1.0-L bulb at STP that is connected via a valve to another bulb that is initially evacuated. Answer the following questions about what occurs when the valve between the two bulbs is opened.
-What is true about the value of ΔH?

• A) It is greater than zero.
• B) It is less than zero.
• C) It is equal to zero.

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Definitions:

X-Ray Tube

A device used in X-ray machines to produce X-rays by directing high voltage electrons at a target material.

Electromagnetic Radiation

Energy that spreads out as it travels through space, exhibited in forms such as radio waves, light, and x-rays.

Distends

Becomes inflated, stretches out.

Inflated

Increased or exaggerated beyond reasonable or normal limits, often referring to prices, ego, or statistics.