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Chemistry 21 Online
OpenStudy (ayyookyndall):

HEEELP!!!

OpenStudy (somy):

hm have you ever done titration?

OpenStudy (ayyookyndall):

Yes, I did. Do I say "The indicator changes color at the endpoint of a titration."

OpenStudy (ayyookyndall):

@Somy

OpenStudy (somy):

bingo!

OpenStudy (somy):

in other words the reaction is completed

OpenStudy (somy):

titration reactions are usually between acid & base right?

OpenStudy (ayyookyndall):

yes

OpenStudy (somy):

so its a neutralization reaction the color of indicator changes due to this neutralization

OpenStudy (somy):

as soon as required quantity of the substance in the burrette leaks out to the flask the color changes so by this color change you will know the amount of substance in burrette you need to neutralize the substance in your flask

OpenStudy (ayyookyndall):

So I can say "The indicator changes color at the endpoint of a titration. In other words the reaction is completed. Since this is a neutralization reaction, the color of indicator changes due to this neutralization."

OpenStudy (somy):

You can say it this way better: If indicator is used, at end point of titration, color change is observed. The color change is seen only after required amount of substance (tell what u had or usually have in burrette) is leaked to the flask. In other words end point of titration which is observed by the color change tells us how much of substance in burrette we need to completely neutralize substance in the flask"

OpenStudy (somy):

you can write it in your way if you wish so :) but do include that it tells you the amount of substance in burette u need to completely neutralize the flask content

OpenStudy (somy):

makes sense?

OpenStudy (somy):

well whats gonna happen when you react acid with base? i'll give you example HCl + NaOH write a reaction see what will you get as a product

OpenStudy (ayyookyndall):

Wait, I will become neutral.

OpenStudy (ayyookyndall):

it*

OpenStudy (somy):

ofc but thats not the answer when you react HCl with NaOH you will get a salt = NaCl and water this is the neutralized product you get

OpenStudy (somy):

sometimes there might not be water as a product but salt is always there

OpenStudy (somy):

so your neutralized product of this reaction will be a salt if the q is asking you about a specific titration you have done, then do your reaction and tell what are the products

OpenStudy (ayyookyndall):

Does this help?

OpenStudy (ayyookyndall):

@Somy

OpenStudy (somy):

yeah it shows, salt & water

OpenStudy (somy):

you can write the gas release if you wish so again, if the question is referring to this given reaction

OpenStudy (somy):

A solution formed at the end point of titration is salt & water. This is the product of acid-base neutralization reaction that took place. write it in your words :)

OpenStudy (ayyookyndall):

Okay, Thank you. :)

OpenStudy (somy):

no problem :)

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