Qualification > Sciences
ALL CIE CHEMISTRY DOUBTS HERE !!
$H00t!N& $t@r:
I'm having some trouble with calculating enthalpy change.
is the formula products - reactants or is it the other way round? ???
elemis:
--- Quote from: $H00t!N& $t@r on January 25, 2011, 06:00:00 pm ---I'm having some trouble with calculating enthalpy change.
is the formula products - reactants or is it the other way round? ???
--- End quote ---
Enthalpy change of reaction = reactants - products
$H00t!N& $t@r:
pls check this website... im getting confused beacuse of this
http://www.science.uwaterloo.ca/~cchieh/cact/c120/heatreac.html
elemis:
--- Quote from: $H00t!N& $t@r on January 25, 2011, 06:27:34 pm ---pls check this website... im getting confused beacuse of this
http://www.science.uwaterloo.ca/~cchieh/cact/c120/heatreac.html
--- End quote ---
Enthalpy change of reaction and enthalpy change of formation are dfferent.
Amelia:
--- Quote from: Sue T on January 25, 2011, 07:47:32 am ---got it ;) thank you - sorry 4 th trouble :)
--- End quote ---
No problem. ;D
--- Quote from: thecandydoll on January 25, 2011, 02:35:26 pm ---Heyy!
I need resources and help in Chemistry P5 Got no idea.No IDEA how to attempt this paper.
--- End quote ---
Practise Past Papers.
Here are some tips - http://answers.yahoo.com/question/index?qid=20081211153457AAmQNJl
Navigation
[0] Message Index
[#] Next page
[*] Previous page
Go to full version