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Recent content by haithsoul

H
Mathematics: Post your doubts here!

rearrange the equation to cos4x-4cos2x=3 now use the identity from part i to end up with 8sin^4x-3=3 now you can solve this part like usual. 8sin^4x=6 then sin^4x=6/8 then get x.
- haithsoul
- Post #18,472
- May 19, 2018
- Forum: A-Levels
H
Physics: Post your doubts here!

I fuking fcked it up this paper 5. you will get A* if paper 4 is really good or even above threshold. Boy what a day
- haithsoul
- Post #17,253
- May 18, 2018
- Forum: A-Levels
H
Physics: Post your doubts here!

guys what did you get for the last part of question 2? i got 100 something
- haithsoul
- Post #17,164
- May 18, 2018
- Forum: A-Levels
H
Physics: Post your doubts here!

yes provided that your paper 4 is a high A to make up for paper 5.
- haithsoul
- Post #17,163
- May 18, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

dude for second question first part on how you will monitor the reaction progress what did you write? i wrote about the colour changing as reaction progresses
- haithsoul
- Post #17,767
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

lol cash in 4 marks
- haithsoul
- Post #17,765
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

yes yes my bad wrote it in a hurry
- haithsoul
- Post #17,743
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

yes thats right
- haithsoul
- Post #17,726
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

i dont think so both had R groups
- haithsoul
- Post #17,723
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

i dont think so it was an aldehyed which form carboxylic
- haithsoul
- Post #17,719
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

nah didnt even read it
- haithsoul
- Post #17,718
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

it was ethnadioc acid i think
- haithsoul
- Post #17,715
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

yes yes the whole question seemed shady at first lol
- haithsoul
- Post #17,711
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

just the N2 bond . what did you wirte on the way to prepare it?
- haithsoul
- Post #17,708
- May 17, 2018
- Forum: A-Levels
H
Chemistry: Post your doubts here!

i dont think its required but i did anyway lol
- haithsoul
- Post #17,705
- May 17, 2018
- Forum: A-Levels

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