Skip to main content
A

Anonymous

Dec 22, 2024

Calculate the rms speed of carbon dioxide molecules at STP.A. 12.4 m/sB. 155m/sC. 393 m/sD. 1.55 x 10^5 m/s?

Calculate the root mean square (rms) speed of carbon dioxide (CO2) molecules at standard temperature and pressure (STP). Which of the following options is correct?
A. 12.4 m/s
B. 155 m/s
C. 393 m/s
D. 1.55 x 10^5 m/s

1 Answers

A
Anonymous

Feb 01, 2025

RMS speed = Square root (3RT/M) where

R = 8.314 kgm^2/s^2,

T = Kelvin temperature

M = molar mass in kg/mol

For CO2 at STP:

RMS speed = Square root (3 (8.314)273.15K / 0.04401 g/mol) = 393 m/s

Want to answer this question?

Join our community to share your knowledge!

Related Questions

1
How many oxygen atoms are in 2.00 grams of quartz?

How many oxygen atoms are in 2.00 grams of quartz? Could someone please provide a detailed explanation of the calculatio...

3
A question for bike riders, How come the back wheel is always following the front one, Is that odd or what. ?

Have you ever noticed how the rear wheel of a bike seems to follow the front wheel closely? Why does this happen, and is...

3
How many moles of CO2 are produced when 5.45 mole of ethane are burned in an excess of oxygen?

How many moles of CO2 are produced when 5.45 moles of ethane (C2H6) are burned in an excess of oxygen?

3
Identify each of the following as measurements?

Please identify each of the following as measurements: Length Area Volume Mass Density Time Temperature...

6
projectile motion homework?

A rescue pilot needs to drop a survival kit while flying at an altitude of 2,000.0 meters with a forward velocity of 100...

2
a question regarding torque in a magnetism setting?

I have a question regarding torque in a magnetism context. I understand that the equation τ = IABsin(θ) will be relevant...

1
How do you do this work and energy problem? physics urgent help!?

A 4.5 kg box slides down a 4.4 m high frictionless hill, starting from rest. It then travels across a 2.4 m wide horizon...

4
How many moles of Cu are in 1.48 × 1025 Cu atoms?

How many moles of copper (Cu) are present in 1.48 × 10²⁵ atoms of copper?

2
What is the hybridization on the central atom in CH2F2 and in COF2?

What is the hybridization of the central atom in the molecules CH2F2 (difluoromethane) and COF2 (carbonyl fluoride)? Add...

1
A radio telescope has a parabolic surface as shown below. If the telescope is 1 m deep and 12 m wide, how far is the focus from the vertex?

A radio telescope features a parabolic surface, as illustrated below. Given that the telescope is 1 meter deep and 12 me...