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  1. ebony_17

    2019 HSC Paper 2019 English Ext 1

    Does anyone have any example creatives for Question 1b) for the 2019 HSC English Extension 1 Exam. Would be much appreciated
  2. ebony_17

    What subject to drop?

    Hi y'all, I'm currently in Year 12 and have 14 units at the moment. Yes I know it's crazy and I'm getting to the point now where I really need to start thinking about dropping down to 12 units, so I get some more hours during the week to study. At the moment I'm currently undertaking 4U English...
  3. ebony_17

    Help with Question

    Can someone please help me with this question. I forget how to calculate these. Magnesium reacts with dilute hydrochloric acid. Calculate the volume of gas produced at 25°C and 100kPa when 5.0 grams of magnesium completely reacts.
  4. ebony_17

    Calculating Standard Deviation of Ksp values

    What does the standard deviation actually represent in this case? Is there a way to calculate the percentage of error or something from it?
  5. ebony_17

    Keq Calculations

    During class, we performed a practical of determining a colourimetry curve for the reaction between Iron (iii) with thiocyanate. We used a colourimeter to calculate absorbance values and then plugged it into to excel to graph the calibration curve. Then for the second part, we had slightly...
  6. ebony_17

    Ksp Calculations Prac

    Hi all, can someone please look over my ksp calculations (they start from page 5) to make sure I'm doing them correctly. I would really appreciate it. Also when writing an experimental report is it safer to write a discussion even if they haven't explicitly asked for one. My teacher has only...
  7. ebony_17

    YEAR 12 ADVANCED TRIGONOMETRIC EQUATIONS

    Graph y = -cos(x) + 3 and y = x-1 for [0 2pi] then solve -cos(x) + 3 = x-1 and -cos(x) + 3 = 2 The solving algebraically is where I'm getting confused.
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