Search results

  1. S

    Validity

    Hey, I just needed to know how to comment on the validity and invalidity of a titration method used to determine the molarity of vinegar. Thanks
  2. S

    Titration

    Hey, What steps should be taken to ensure the accuracy of titrations? Thanks
  3. S

    Helpp!

    Hey guys, I have a titration assesment task and on the task information sheet, it says "Write chemical equations with explanations which use lowry-bronsted conjugate pairs to justify answer", I don't understand how to interpret this in relation to titration. Any help is appreciated! Also it...
  4. S

    Titration Calclulation

    Please help me with the following question, plz give working out. Thanks in advance for the help! Stomach acid is approximately 0.020 mol/L HCL. What volume of stomach acid is neutralised by an antacid tablet that contains 45.5% Mg(OH)2 and weighs 355 mg? Your help is appreciated!:)
  5. S

    Complex number question help!

    If |z1 -z2| = |z1 + z2| show that arg z1 -arg z2 = pi/2 Please help, and give ur working out. Thanks in advance.
  7. S

    Ext maths 2, complex number question, HELP!!!!

    Hi, I have a ext maths 2 assignment and i am stuck on this complex number question, please help. I would really appreciate it if you wrote the working out!! FOREVER GRATEFUL!!!!! Sketch the locus of those points z such that: Im (z^2) (greater than or equal to) 1
Top