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Chemistry
 Online Tutoring : Forum : Homework Help - Physical Sciences : Chemistry
Topic Topic: Element equations...PLZ HELP!! Post ReplyNew Question
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Girliegirl
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Joined: 19 May 2007
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Posted: 19 May 2007 at 9:31pm | IP Logged Quote Girliegirl

Can you help me?

I need help on the following equations:

H2 + O2 > H2O

H2O2 > H2O + O2

Na + O2 > Na2O

N2 + H2 > NH3

P4 + O2 > P4O6

C + H2 > CH4

Al2O3 > Al + O2

Fe + H2O > Fe3O4 + H2

C2H6 + O2 > CO2 + H2O

Na2SO4 + CaCl2 > CaSO4 + NaCl

 

Please help me..i have a test on this in 2 days and i completely dont know where to start on them.

 



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Hunter1906
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Posted: 22 August 2007 at 3:52pm | IP Logged Quote Hunter1906

same kan kiri dan kanan... 1st, macam soklan pertama tue..

H2 + O2 > H2O(wrong)

2H2 + O2 > 2H2O
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Hardyabdullah
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Joined: 07 July 2007
Location: Malaysia
Posts: 277
Posted: 01 September 2007 at 12:38pm | IP Logged Quote Hardyabdullah

Girliegirl wrote:

Can you help me?

I need help on the following equations:

H2 + O2 > H2O   ==    2H2 (g) + O2 (g) ----->  2H2O (l)

H2O2 > H2O + O2     do yr own

Na + O2 > Na2O ===  2Na (s) + O2 (g) ----> 2NaO (s)

N2 + H2 > NH3  -   do yr own

P4 + O2 > P4O6  ====  P4 (s) + 3O2 (g) ---->  P4O6 (s)

C + H2 > CH4   --- do yr own

 Al + O2 > Al2O3    --- do yr own

Fe + H2O > Fe3O4 + H2

C2H6 + O2 > CO2 + H2O   ---    C2H6 (g)  + O2 (g) ----> later bz

Na2SO4 + CaCl2 > CaSO4 + NaCl

 

Please help me..i have a test on this in 2 days and i completely dont know where to start on them.

 



Edited by Hardyabdullah on 01 September 2007 at 2:09pm


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