I
iTeachChem4mo ago
YAWN

How to do the 10th one?

These type of questions always go over my head and I can never understand just what approach and manipulation to try when and this frustrates me can anyone tell what I should do?
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@Dexter
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Note for OP
+solved @user1 @user2... to close the thread when your doubt is solved. Mention the users who helped you solve the doubt. This will be added to their stats.
Sephrina
Sephrina4mo ago
the mass tht comes out 11.13 gm? im stuck
coolguy.
coolguy.4mo ago
Eh I think find molar mass of mixture using gas equation, that is only the required mass (22.4L is one mole at STP) (edit: im unsure abt this)
iTeachChem
iTeachChem4mo ago
this and then reaction happens so moles change mass stays same, find out final volume from moles and use to get % of gases Initial moles: N₂: 1 H₂: 3 NH₃: 0 Change in moles: N₂: -x H₂: -3x NH₃: +2x Equilibrium moles: N₂: (1 - x) H₂: (3 - 3x) NH₃: 2x (sharing this because I am not sure if @YAWN is in 12th or not, if in 11th, this may be hard to do without the idea of equilibrium. But it is just stoich at the end of the day. But And yes, I used a bot to do the formatting subscripts etc :p
Sephrina
Sephrina4mo ago
11th sir
iTeachChem
iTeachChem4mo ago
haan then this may be a bit hard for him
YAWN
YAWNOP4mo ago
Ooh I think I got it Thanks sir +solved @Sephrina @coolguy. @iTeachChem
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