Exam (elaborations)
scheikunde practicum titreren; Bepaling Mohr’s zout 5VWO (cijfer 7,5)
- Course
- Level
- Book
scheikunde practicum titreren, het experiment heet; Bepaling Mohr’s zout. 5VWO (cijfer 7,5).
[Show more]
Connected book
Book Title:
Author(s):
- Edition:
- ISBN:
- Edition:
1 review
By: fleurb1205 • 1 year ago
Seller
Follow
bram2001
Reviews received
Content preview
Practicum Titreren: Bepaling Mohr’s zout5v1
Onderzoeksvraag:
Hoeveel mol ijzer(II)-ionen zit er in de Mohr’s zout oplossing?
Benodigd materiaal titratie Mohr's Zout:
- Mohr’s zout ( ammoniumijzer(II)sulfaat)
- Kaliumpermanganaat (oplossing: 6,238 gram/2L
- Erlenmeyer
- volpipet 10ml
- weegschaal
- weegpapiertje
- trechter en paperclip
- maatkolf 100 ml
- Buret
- trechter voor de buret
- Demiwater
- Afvalvaatje
- 2M zwavelzuur
- afvalvaten
- bekerglazen
- statief
Werkwijze/ stappenplan:
1. Doe 2,0 gram Mohr’s zout in een maatkolf van 100 ml (voorgespoeld met
demiwater)
2. Los het Mohr’s zout op met water door middel van zwenken
3. Vul het bij tot de maatstreep met water
4. Pipetteer 10 ml van deze oplossing in een erlenmeyer van 100 ml
5. Spoel de pipet om met gedestilleerd water
6. Voeg 5 ml 2M zwavelzuur toe met de maatcilinder
7. Daarna spoel je de buret met kaliumpermanganaatoplossing. Vervolgens vul
je de buret tot 20,0 mL met kaliumpermanganaatoplossing. Dat is onze
beginstand.
8. Titreer met 0,02M KMnO4 tot de kleur lichtroze wordt.
9. We moeten de stappen minimaal twee keer herhalen totdat er maximaal
verschil is van 0,10 mL.
Concentraties:
2M H2SO4
2M KMnO4
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller bram2001. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $5.10. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
82871 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now