« previous next »

Author Question: Knowing that the atomic number of neon is greater than that of helium, at the same temperature and ... (Read 117 times)

Deast7027

  • Hero Member
  • *****
  • Posts: 538
on: Jul 29, 2018
Knowing that the atomic number of neon is greater than that of helium, at the same temperature and pressure, how does the speed of sound in helium gas compare to the speed of sound in neon gas?
 
  A) greater in neon than in helium
  B) greater in helium than in neon
  C) the same in both gases
  D) depends on the frequency of the sound generated

Question 2

Assuming that xenon (atomic number 54) and krypton (atomic number 36) have the same temperature and pressure, in which gaseous medium does sound travel faster?
 
  A) Xenon
  B) Krypton
  C) a mixture of both
  D) the same in both


at

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Temperature Changes on Heart Rate Temperature Changes on Heart Rate
Measuring Temperature Using a Heat-Sensitive Wearable Thermometer Measuring Temperature Using a Heat-Sensitive Wearable Thermometer
IPCC Temperature Increase Predictions Relative to 1986-2005 IPCC Temperature Increase Predictions Relative to 1986-2005
How to write any number in engineering notation How to write any number in engineering notation
Number Facts Number Facts
An 8th grade class develops a linear model that predicts the number of cheerios (a small round ... An 8th grade class develops a linear model that predicts the number of cheerios (a small round ...
Video: Electrical changes in the heart

For a complete list of videos, visit our video library