Chemistry Forum

Thank you

Last question:

pp indicator is 1% or 50% or 100% is best?

Davey

Hello. Thank you, but I don't understand. Add 10 ml 2% NaOH into the erlenmeyer flask, add some drops indicator. Why add 20mls of water? Fill the burette with 0.5moles of HCl or 0.1moles HCL? Titration by shaking the Erlenmeyer flask until the solution turn from pink to colourless. Note the consumpt...

Hey, Could someone please explain how he or she would practically confirm a 2% Sodium hydroxide solution please? What lab glassware would use? What acid would you use and at what concentration? What indicator would you use? What volume would you use? What calculation would you perform? Simple step-b...