CHEMISTRY JUNE 2014- ANSWER GUESS

[ridzi]

please tell the ans. of the last question last part of chem june 2014 unit 3 held taday!!!!!!! of 64% yield

 

[colors]

not to be discussed b4 24 hrs

 

[ridzi]

y? btw i am just asking the ans. not the method and i even didnt tell the whole question!!!!!

 

[St0cK]

Idk the right answer, i heard 3 different answers from my friends haha
How much you got?

 

[ridzi]

in our skool the majority got 4.8 while some got 1.9...u tell all the ans. and what did u get?

 

[St0cK]

i got 1.97... but i think 4.8 is the correct answer... not sure

 

[ridzi]

ok thanx

 

[Ch.Walid]

i got 1.97... but i think 4.8 is the correct answer... not sure

Its the correct one! Coz i also got this!

 

[St0cK]

How much did you guys get for the (mass x 4.18 x change in temp.) question ?

 

[Believer]

Don't remember but the volumes had to be added first and then use the formulae that you mentioned above , the sign was negative!

 

[Believer]

Oh and I got 4.82 for the last question don't know if it's correct or not!

 

[ictigcse2013]

I got 5.05 around for the mass

For the volume i added the two volumes for acid and the other thing I can't remember

 

[ridzi]

50.5

How much did you guys get for the (mass x 4.18 x change in temp.) question ?

.

 

[ridzi]

no

Its the correct one! Coz i also got this!

1.9 is not correct majority got 4.8

 

[ridzi]

I got 5.05 around for the mass

For the volume i added the two volumes for acid and the other thing I can't remember

so its correct!!

 

[Believer]

yah something similar but don't forget the sign!

 

[ridzi]

can any one ask there teacher for the last questions ans.????

 

[Ch.Walid]

no

1.9 is not correct majority got 4.8

well i asked 3 guys n they said 1.9 is correct!

 

[ictigcse2013]

so its correct!!

Everybody else got 4.8 and I got around 5, so it's most likely wrong

 

[Ch.Walid]

can any one ask there teacher for the last questions ans.????

I am at home!