Buffers in Blood Exam Question || OCR Chemistry || Level of Response

[@777jkd]

The question came up omg

[@Annnabannanna]

I'm so amd, i forgot how to do it. Despite doing it at home and doing it correct. Absolutely fuming. Just blanked out

[@777jkd]

Don’t worryyy

[@jonkai6752]

lets hope this comes up tomorrow :) Thanks as always for your amazing videos Sir...

[@Letik3x]

Hey recommend watching Machem guys playlist on this topic as well because they can ask this in a lot of ways and Machem guy went through all of them

[@elliottmason5330]

this is a good question hope something similar comes up tomorrow

[@elliottmason5330]

A VERY SIMILAR QUSSTION CAME UP - 5 marks (Explain the role of haemoglobin in transporting oxygen by ligand substitution and then calculating if a ratio of carbonic acid to HCO3- was in a healthy range. I was so happy 😃😃

[@benjy4539]

grade boundaries are unfortunately going to increase :( Thanks for all the help sir, time to rock paper 2 too!

[@mrmurraygreen]

OCR are very consistent with them and you shouldn’t need to worry.

[@Naim54321]

I wrote 2 pages for this 5 marker, as long as I didn’t make any contradictory points, I can still get 5 marks right 😭

[@mrmurraygreen]

yes

[@Naim54321]

@@mrmurraygreen Is it okay if there is an essence of Biology protein tertiary structures mixed up in that 2 page 🥲

[@benjy4539]

@@Naim54321 aha i added a tiny bit of that

[@mrmurraygreen]

They would probably ignore it rather than use it against you. Try not to worry.