AQA A-level Chemistry 2020 Paper1 (second half) walkthrough

preview_player
Показать описание
AQA A-level Chemistry 2020 Paper1 (second half) walkthrough
Рекомендации по теме
Комментарии
Автор

Just checking my sanity here, but for question 10.2 around 45:00, the y intercept is 145 not 149???

josephdoorbell
Автор

Please can someone explain why you don’t have to include the H20 in the negative electrode in the conventional cell representation in the last question ?

danielbartlett
Автор

Hi there, do you do private tuition? Year 13 ocr a? Thanks.

kidskurtauk-pakistanikidsc
Автор

hi please could someone help :) in Q8.1, if the density is given and the units are (gcm^-3) do we only multiply by 10 to get the mass? why is that?

jennaaa-
Автор

How come you don't multiply the percentage uncertainty by 2 for Question 8.2.

devakp
Автор

i think you made a mistake saying moles ClO in 100cm3 was 6.7*10^3 rather than saying its that moles in 10cm3 in the orange ink, so to ensure ppl understand its mistake

ferraran
Автор

At 40:20 the answer is +112.09 instead of 111.2, correct me if I’m wrong love your channel too

Nate-xekv