student3692
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How did you guys find the paper? Personally i thought it went way better than the unit 2 paper. And what did you guys get for the percentage purity question? I got around 56% (i forgot the actual number)
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Redowan Uddin
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(Original post by student3692)
How did you guys find the paper? Personally i thought it went way better than the unit 2 paper. And what did you guys get for the percentage purity question? I got around 56% (i forgot the actual number)
Yep that's the answer
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Redowan Uddin
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What was e enthalpy change tho
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student3692
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(Original post by Redowan Uddin)
What was e enthalpy change tho
I got around -463 kJ mol. What did you get?
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Mehz_19
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I got something like -806 KJ/mol . I didn't even draw the diagram of fractional distillation properly . 😭
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Mehz_19
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There was a question like barium chloride and hydrochloric is added to ammonium sulfate and ammonium nitrate. What would be seen ? What's the answer for it ?
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Redowan Uddin
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So I got 421.kj

(Original post by student3692)
I got around -463 kJ mol. What did you get?
(Original post by Mehz_19)
I got something like -806 KJ/mol . I didn't even draw the diagram of fractional distillation properly
So I got the answer of 421.7
But did the question ask for 3 significant figure as I gave 4
Also I forgot the negative sign (again)💔💔😭😭😭😭
Last edited by Redowan Uddin; 1 month ago
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Redowan Uddin
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Do we need to draw fractional distillation
I gave simple😵😵😵😵😵😱
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