Qualification > Sciences

CHEM AND BIO HELP AND TIPS HERE

<< < (98/680) > >>

nid404:

--- Quote from: sd7764 on May 02, 2010, 06:42:28 am ---hey can somebody tell n explain appropriately the ans to this ques.. :)

--- End quote ---

Flour dust suspended in air is explosive -- as is any mixture of a finely powdered flammable substance with air...
more fine the particles are, more the risk of an explosion

holtadit:

--- Quote from: sd7764 on May 02, 2010, 06:42:28 am ---hey can somebody tell n explain appropriately the ans to this ques.. :)

--- End quote ---

In short... the greater the surface area the greater the speed of the reaction, hence more chance of a BIG BOOM !


I know nid explained it already but I wanted to give my 2 cents. :)

nid404:
thanks  :)

saleemsamer:

--- Quote from: nid404 on May 02, 2010, 07:11:53 am ---hmm.....is this co-ordinated science? If you want specific notes, i would have to see the syllabus

--- End quote ---
no i copied these from bio syllabus 0610

saleemsamer:
also if any1 has the diagram of human insulin genetic engineering (simple igz required 1) plz post it here

Navigation

[0] Message Index

[#] Next page

[*] Previous page

Go to full version