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by holyland
Wed Nov 05, 2008 7:04 pm
Forum: Chemistry forum
Topic: Balancing equations
Replies: 1
Views: 2264

S8+2P2O5+7O2=8SO3+P4
by holyland
Wed Nov 05, 2008 6:51 pm
Forum: Chemistry forum
Topic: Balancing chemical equation
Replies: 1
Views: 2268

2KMno4+3H2SO4+H2S --> K2SO4+2MnSO4+8H2O+5S
by holyland
Wed Nov 05, 2008 6:42 pm
Forum: Chemistry forum
Topic: Look at this site !!!
Replies: 1
Views: 2478

it's an advertisement
by holyland
Wed Nov 05, 2008 6:38 pm
Forum: Chemistry forum
Topic: Please help!
Replies: 1
Views: 2132

Mg(s) + CuSO4(aq) → MgSO4(aq) + Cu(s)
that's the ture reaction.
by holyland
Tue Nov 04, 2008 11:39 pm
Forum: Chemistry forum
Topic: Balancing chemical equations
Replies: 3
Views: 3618

this equation suprised me , are you sure is't without any mistake ??

C7H14O=C6H9CH3+H2O
it's blanced , how can you add H3O+ ?

www.chem-zone.com
by holyland
Tue Nov 04, 2008 11:38 pm
Forum: Chemistry forum
Topic: Balancing chemical equations
Replies: 3
Views: 3618

this equation suprised me , are you sure is't without any mistake ??

C7H14O=C6H9CH3+H2O
it's blanced , how can you add H3O+ ?

www.chem-zone.com
by holyland
Fri Oct 31, 2008 6:21 am
Forum: Chemistry forum
Topic: balancing chemical equations
Replies: 1
Views: 2539

3Ag2S+2Al+3H2O=6Ag+Al2O3+3H2S

www.chem-zone.com
by holyland
Fri Oct 31, 2008 6:12 am
Forum: Chemistry forum
Topic: Predicting Reactions
Replies: 1
Views: 2910

NaNO2 can soluble in water, but no reaction happens. :P
by holyland
Fri Oct 31, 2008 5:59 am
Forum: Chemistry forum
Topic: balancing chemical eqations
Replies: 1
Views: 2544

F2 +2NaCl===2NaF+Cl2
by holyland
Fri Oct 31, 2008 5:49 am
Forum: Chemistry forum
Topic: CaCO3 + MgCO3 ->
Replies: 1
Views: 2368

in my opinion, the react can not happen untill acid is added .










www.chem-zone.com
by holyland
Wed Jan 30, 2008 8:10 pm
Forum: Chemistry forum
Topic: CHEMICAL REACTIONS
Replies: 1
Views: 2489

P4+5O2=2P2O5

Oxidation Reaction
by holyland
Wed Jan 30, 2008 7:53 pm
Forum: Chemistry forum
Topic: help with organic acids needed
Replies: 1
Views: 2463

hi, what do you mean ?

is organic acid C>5 have explosive risk ? :twisted:
by holyland
Wed Jan 30, 2008 7:51 pm
Forum: Chemistry forum
Topic: xylene to phthalic acid using potassium permanganate
Replies: 1
Views: 4095

i my personable opinion, the reaction is as following:

C8H10+KMnO4 + H2SO4 → C6H4(COOH)2+K2SO4 +MnSO4 +H2O

:P
by holyland
Wed Jan 30, 2008 7:43 pm
Forum: Chemistry forum
Topic: Help with a problem
Replies: 1
Views: 2455

MgSO4+ 2NaOH -->Mg(OH)2 +Na2SO4
by holyland
Wed Jan 30, 2008 7:37 pm
Forum: Chemistry forum
Topic: Hepl Help Please!
Replies: 1
Views: 2458

in my personable idea, you are not a kind man.
i can't help you even i can

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