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OCR A GCSE Chemistry Paper 4 Higher Tier (J248 04) - 13th June 2023 [Exam Chat]

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Reply 80

hiriw

Original post by 1iwbebdi

Was it not the one with 58% cuz demand was high for it

yh it was

Reply 81

hiriw

Original post by Dazza06

I did the fuel oil because the demand was really low and the supply was really high so it meant you can produce more smaller molecules compared to kerosene or the other one which the gap between the demand and supply was very small ~ 5% for each

oh-how many marks was that question

Reply 82

gyuj1nss

Original post by 1iwbebdi

Was it not the one with 58% cuz demand was high for it

i put that one because the difference was 18% and the petrol needed an 18% more to reach the demand

Reply 83

Student16061

Original post by Aadvaita

B... they recycled that question from a past paper bc it came up in my mock (!!)

What was b? Like the statement?

Reply 84

Aadvaita

Original post by Student16061

What was b? Like the statement?

oh it was 2H₂-> 4H⁺ + 4e^-
^{(i think- i don't quite remember)}

(edited 10 months ago)

Reply 85

rach3allawal2007

what did you guys put for the transformer question and diagram i didn’t know what to do?

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