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How was Chemistry P5?

How was chem. p5?

  • easy

    Votes: 3 5.6%
  • medium

    Votes: 36 66.7%
  • hard

    Votes: 18 33.3%

  • Total voters
    54
  • Poll closed .
Messages
249
Reaction score
90
Points
38
Mmmmm..., I don't think so. X is actually 7, even if you google the formula FeSO4.7H2O you will find that it is the most common hydrated form, if it wasn't the only one.
i did variant 52 n x=5.. dunno fr da othrs!
 
Messages
313
Reaction score
165
Points
53
i wrote just the value and i was right but i forgot to explain :( I hope it gets marks...
 
Messages
12
Reaction score
6
Points
3
Yeah
phenolpathelein has a range of 8.2 to 10..and the end point was at 7 :)
Yeah, I'm aware of that, which is why I wanted to write bromothymol blue. But since i forgot the colour change, phenolphthalein was the closest thing I can think of. =/
 
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