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Chemistry 7 Online
OpenStudy (anonymous):

Hellpppppp!!!!! This freaki'n annoying hellish question!!! lol

OpenStudy (anonymous):

The Answer is C I have no idea why can anyone please help with the working? or at least walk me through?? Oh @Kainui Pleaseeeeee help me (us) PLEASEEEEE!!!!

OpenStudy (anonymous):

@Somy

OpenStudy (anonymous):

come on, come on, come on, come on Somy xDD

OpenStudy (somy):

lmao we don't know it though

OpenStudy (chmvijay):

u convert both in moles can u ?

OpenStudy (anonymous):

yea we did

OpenStudy (chmvijay):

tell me the values

OpenStudy (anonymous):

for the alcohol it's 0.652 for the Carboxylic acid is 0.5 for the ester is 0.25

OpenStudy (chmvijay):

in reactant can u tell me which is limiting reagent now ?

OpenStudy (anonymous):

to be honest i.have.no.idea lol

OpenStudy (somy):

is it carboxylic acid?

OpenStudy (anonymous):

can you tell us how to figure out the limiting agent?

OpenStudy (chmvijay):

see in the reaction one mole of ethanol reacts with one mole of carboxylic acid but u have 0.625 alcohol and0.5 moles o caboxylic aci, mean all alcohol cant react with carboxylic there remains excess alcohol of 0.625-0.5= 0.125 compared to carboxylic acid here the limiting reagent is carboxylic acid

OpenStudy (anonymous):

Oh ok thank you so now where do we start proceeding with the Mr value that we just calculated?

OpenStudy (chmvijay):

there are two ways to do that yield with respect to carboxylic acid if u do i.e for 0.5 moles of carboxylic acid in the reaction yiel only 0.25 moles of ester 100 moles of carboxylic acid =0.25*100/0.5 = another is based on the ethanol converted =0.25*100/0.652 =

OpenStudy (anonymous):

Oooooohh ok thank you now I get it :)

OpenStudy (somy):

thnxxx

OpenStudy (chmvijay):

ur welcome :)

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