The Root-Mean-Square Speed (Thermal Speed)for a Certain Gas at 100°C

question 13

Multiple Choice

The root-mean-square speed (thermal speed) for a certain gas at 100°C is 0.500 km/s.If the temperature of the gas is now increased to 200°C,the root-mean-square (thermal) speed will be closest to

• A) 563 m/s.
• B) 634 m/s.
• C) 707 m/s.
• D) 804 m/s.
• E) 1000 m/s.

---

Definitions:

Cerebellum

Separate portion of the brain attached to the brainstem at the pons; important in maintaining muscle tone, balance, and coordination of movement.

Impotence

Inability to accomplish the male sexual act; caused by psychic or physical factors; also called erectile dysfunction (ED).

Erectile Tissues

Specialized tissues found in certain parts of the body, such as the penis and clitoris, that fill with blood and swell, leading to erection.

Urethra

A tube that conveys urine from the bladder to the outside of the body in both sexes and also transports semen in males.