chemistry paper 3

[Afzal1]

if i remember correctly the last answer was 0.8g

 

[ashvvay]

yup, 0.02 mols was extra and 0.8g of Ca
!

 

[omaaaar]

P31 was quite easy

 

[mkmfum]

The chemistry paper was goooood!!

 

[abdulrhaman munther]

The chemistry paper was goooood!!

P31 was quite easy

yup, 0.02 mols was extra and 0.8g of Ca
!

Guys .. In your opinion, how many marks shall we loose for an A*? Im really scared because i had a clash and i have silly mistakes

 

[Lesley anne]

The chemistry paper was goooood!!

Lool ah is this Michael

 

[Sapphire_26]

oh darn..
i got water
and the mass as 1.44g

 

[Louise29]

So..it's calcium?

 

[Princess Raven]

i got 0.12 then 0.1 then calcium.. but i didnt get 0.8 lol

 

[Afzal1]

wats the answer for the ans the use of chlorine and sodium hydroxide asked in the exam
i wrote chlorine: Use in swiiming poools
sodium hyroxide: used in antacid tabletts

 

[Louise29]

wats the answer for the ans the use of chlorine and sodium hydroxide asked in the exam
i wrote chlorine: Use in swiiming poools
sodium hyroxide: used in antacid tabletts

I wrote chlorine as disinfectant sodium hydroxide for manufacture of water
http://www.bbc.co.uk/schools/gcsebi..._in_our_lives/manufacture_chemicalsrev5.shtml

 

[waleed302]

Which variant are you guys talking about? In P31, what did you guys get for the concentration of that compound? 2.68mol/dm3?

 

[vpatelvpatel]

Which variant are you guys talking about? In P31, what did you guys get for the concentration of that compound? 2.68mol/dm3?

no i got 1.76 mol/dm3

 

[fatima hussein]

i got 1.76 too.

 

[Princess Raven]

I wrote chlorine as disinfectant sodium hydroxide for manufacture of water
http://www.bbc.co.uk/schools/gcsebi..._in_our_lives/manufacture_chemicalsrev5.shtml

i wrote chlorine to bleach and sodium hydoxide to neutralize acid?

 

[Pikooooooooo]

i got 1.76 too.

Yes 1.76 (Y)

 

[Nadine Dhatly]

So..it's calcium?

Yeah, I think so. It sucks because I seriously thought it was water!

 

[Hamoodyzz]

All chemistry papers were very easy. Curve is gonna be so high!

 

[mkmfum]

Lool ah is this Michael

Yes it is. Lol

 

[Lesley anne]

Yes it is. Lol

Haha small world