Biology; Chemistry; Physics: Post your doubts here!

[Suhaib]

see at the end of the file attached.

is that all ???

 

[Emadthegreat]

ok

 

[Emadthegreat]

yeah

 

[Awesome12]

Could someone explain this?
***amd*** ; party-all-nighter , solve this

 

[Emadthegreat]

k

 

[***amd***]

is that all ???

yes, thats all.
but in the federal book, CRO starts from pg 381, try that too.

 

[Suhaib]

Solve/draw Q8

 

[***amd***]

Could someone explain this?
***amd*** ; party-all-nighter , solve this

View attachment 42756

each molecule of H2SO4 contains 2 hydrogen ions. so the concentration of H ions will be double the concentration of H2SO4

 

[Emadthegreat]

its hard!

 

[***amd***]

Solve/draw Q8

give us a bigger image.

 

[Emadthegreat]

yeah bigger image

 

[DAZ1234]

No I have federal ....

I had a problem with CRO too. I thought it was very complicated or something. Trust me, it's very simple. It just has a fancy name :|

These are the two videos I watched. And it all fall into place . They're VERY helpful

Part 1
youtube.com/watch?v=IIrNJHMyzeI

Part 2
youtube.com/watch?v=U1amW7S1fcI

If you dont find these helpful, there are a lot of videos on this topic on Youtube.
(You can use unblockyoutube.co.uk to unblock youtube)

 

[Emadthegreat]

ok

 

[Suhaib]

yeah bigger image

Zoom it

 

[Suhaib]

give us a bigger image.

I can't...Zoom it using browser options..

 

[kirann]

In a metal wire , when electric current is passed through it , electrons are replaced by NEW electrons?
where do the NEW electrons come from? :/

from have u read this statement ??

 

[Suhaib]

give us a bigger image.

Here...

 

[Suhaib]

from have u read this statement ??

Electrons Flows....Not Replaced.

 

[***amd***]

I can't...Zoom it using browser options..

 

[kirann]

Electrons Flows....Not Replaced.

yeahh thats y i asked her ..