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  1. Mn{7+} + 5 Fe{2+} → Mn{2+} + 5 Fe{3+} Supposing the question to be: When 22 mL of a solution containing 0.01 M Mn{7+} ions reacts with 20 mL of a solution containing Fe{2+} ions, what...

    1 Answers · Science & Mathematics · 18/09/2018

  2. ...you with liters as it should. 0.125 L. You can convert to mLs if you like as well (or if it asked for it in mLs). 0.125 L...

    3 Answers · Science & Mathematics · 02/05/2017

  3. 1. (11 mL) x (4 M) / (250 mL) = 0.176 M NaOH 2.A. (0.45 g KHP) / (204.22 g/mol) = 0.0022035 = 0.0022 mol KHP 2.B. (0.0022 mol KHP) x (1 mol NaOH / 1 mol KHP) / (0.176 mol/L NaOH) = 0.0125 L = 12.5 mL...

    1 Answers · Science & Mathematics · 11/04/2017

  4. You must be supplied with some other materials and/or equipment. There is no mention of a burette for example and you'll certainly need one of those. Your standard alkali is 0.1M and you test sample is about 1M so you will need to dilute it, therefore you...

    1 Answers · Science & Mathematics · 24/03/2017

  5. Here's one I answered a bit before yours: https://answers.yahoo.com/question/index?qid=20161202102857AApz0z9 For your problem, we need the moles of NaOH: (0.03 mol/L) (0.6 L) = 0.018 mol...

    1 Answers · Science & Mathematics · 15/12/2016

  6. 1. CaCl2 is acidic and Na3PO4 is basic, so after they are mixed measure the pH of the solution. If it's acidic CaCl2 was in excess and Na3PO4 was limiting, and the opposite if it's basic. 2. Rinse...

    1 Answers · Science & Mathematics · 20/11/2016

  7. The same concepts/methods are used in titration and neutralization. You approach is exactly correct, as is your reasoning. However, check your (and my) math. One of us made an error...

    2 Answers · Science & Mathematics · 25/10/2016

  8. ...rdcpix.com/v02/l0c6caa45-c0l.jpg or better yet this http://img13.cinccdn.com/201602/MLS/MRED/298/MRED-RESAD-09130298-1.jpg Look at the ...

    4 Answers · Science & Mathematics · 30/05/2016

  9. ...you with liters as it should. 0.125 L. You can convert to mLs if you like as well (or if it asked for it in mLs). 0.125 L...

    3 Answers · Science & Mathematics · 16/05/2016

  10. You have : ------------------ ( M HCl ) ( V HCl ) = ( M NaOH ) ( V NaOH ) M HCl = ( M NaOH ) ( V NaOH / V HCl ) M HCl = ( 0.02387M ) ( 42.10...

    1 Answers · Science & Mathematics · 08/10/2015

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