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  1. Ram97

    how was chem atp?

    Potassum Iodide colour change is brown to colourless or colourless to BRown
  2. Ram97

    how was chem atp?

    I remember it was 79% but i think they might award u a mark
  3. Ram97

    Urdu Paper 1

    Urdu A or B??
  4. Ram97

    how was chem atp?

    Is there ecf in titration qs. cuz i messed up the last parts :(
  5. Ram97

    Biology; Chemistry; Physics: Post your doubts here!

    For part (d) 35g/50cm^3 is 70g/100cm^3 From your graph where solubility is 70g/100cm^3 u find the temperature For part (e) you find the solubility when temperature is 50 Then subtract both the solubulities i.e 150 - (whatever answer u get) You'll find the mass which crystallises out
  6. Ram97

    :)

    :)
    • Ram97
    • Profile post comment
  7. Ram97

    Thanks for the follow bro!! :)

    Thanks for the follow bro!! :)
    • Ram97
    • Profile post
  8. Ram97

    Which subjects r u taking this year??

    Which subjects r u taking this year??
    • Ram97
    • Profile post
  9. Ram97

    Biology; Chemistry; Physics: Post your doubts here!

    :)
  10. Ram97

    Biology; Chemistry; Physics: Post your doubts here!

    Not much!! But in ur formula u convert it into dm^3 to solve further. But here u need to put in the values and voila!! :)
  11. Ram97

    Biology; Chemistry; Physics: Post your doubts here!

    Use the formula which I mentioned its more simple :)
  12. Ram97

    Biology; Chemistry; Physics: Post your doubts here!

    Its simple. You know the volume. Moles can be calculated by the formula moles = conc./1000 x volume moles = 0.100/1000 x 44 moles = 0.0044
  13. Ram97

    Urdu Paper 1

    Urdu A was easy :)
  14. Ram97

    Biology; Chemistry; Physics: Post your doubts here!

    Copper is less reactive than Hydrogen It all depends on the Reactivity Series. The more reactive metal displaces the less reactive metal E.g: Sodium + Calcium Hydroxide = Sodium Hydroxide + Calcium
  15. Ram97

    Biology; Chemistry; Physics: Post your doubts here!

    B
  16. Ram97

    Biology; Chemistry; Physics: Post your doubts here!

    Can u give an example??
  17. Ram97

    HI FREINDS HOW WAS THE PHYSICS ATP GCSE O LAVEL?

    A
  18. Ram97

    Guys i have guess for 2moro's english paper!!!!!!!!!!!!!!!!

    :unsure: Well that part was where I ended with the problems .
  19. Ram97

    HI FREINDS HOW WAS THE PHYSICS ATP GCSE O LAVEL?

    Lucky people. I have urdu after the weekend and then chem ATP Would be doing a little bit of urdu today
  20. Ram97

    Guys i have guess for 2moro's english paper!!!!!!!!!!!!!!!!

    i guess 100 words
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