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Diffusion of HCl and ammonia

Let us look at the real experiment:




What is happening ...



HCl(RMM: 1+35.5 =36.5) is heavier than NH3(RMM: 14 + 3 =17)
thus, NH3 diffuse faster than HCl

Diffusion

Diffusion:
- Process by which particles in matters move from a place of high concentration to a place of low concentration until both places have the same concentration.


Diffusion in different state

Solid


Liquid




Gas




Characteristics of Matter



Kinetic Theory of Matter


4 main points of Kinetic Theory of Matter:






Matter

What is matter?







Particles: 


Mole



Writing and Naming of formula

  


   



    


Summary of mole


Overall:

Remarks:

L = dm3

at RTP: 24 dm3

Mixed Mole Conversions

Given unit ---->  Moles ---->Desired unit

eg: 

mass(g) ---> mole ---> number of particles
number of particles ---> mole ---> mass(g)
mass(g) ---> mole ---> volume(dm3)
volume(dm3)---> mole ---> mass(g) 
volume---> mole ---> number of particles