Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
4 Cards in this Set
- Front
- Back
|
Diffusion |
Spreading of a substance to fill available space. It usually occurs in liquids and gases. Lighter molecules diffuse (move) faster than heavy molecules. |
|
|
Ammonium + Hydrochloric Acid |
A reaction occurs due to diffusion and Ammonium Chloride is formed. Neutralization occurs as ammonia is an an alkaline and HCl is an acid. |
|
|
Diffusion: Why does the ring not form immediately |
Particles are not just moving in one direction Tube is filled with air |
|
|
Diffusion: NH4Cl: Where does the white reign form & why? |
The white ring of smoke forms near the Hydrochloric acid side because Ammonia particles are lighter therefore they diffuse faster. |
