Chemistry discussion

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The pH of 0.1M HCl is 1, but the pH of 0.0001M HCl is 4 which is like the pH of a weak acid. So can we tell that 0.0001M HCl is a weak acid with respect to pH? Also the pH of 10M HCl is -1. What is the significance of negative pH?02kamruzzamanMon 18th March, 2019 by kamruzzaman
In electrolysis why does the electrolyte become more alkaline? (For example in potassium solution)489TeeHeeThu 3rd May, 2018 by zameee
can anyone help me revise05Yuki kuranMon 2nd April, 2018 by Yuki kuran
Advantages and Disadvantages of steel and titanium?225Former MemberThu 4th January, 2018 by B bomb
differences between scum and scale?6674LaurenThu 25th May, 2017 by Amie33455
Limitations and errors that can occur during titration?591S.HSat 25th February, 2017 by Akilshanth
Intermolecular bonding in CH4 and in H2O263AmyMon 6th February, 2017 by Subhastar123
what is the equation for the reaction between potassium and bromine?3101JasveenThu 22nd September, 2016 by pollyv.a
2016 Chemistry Physics EMPA039SixNunnallyWed 23rd March, 2016 by SixNunnally
I have an end of module Chemistry mock coming up for C1. Whats the best ways people revise?014jess.edwardsxxSat 9th January, 2016 by jess.edwardsxx
what is the difference between a halogen and a halide?5204ticcybooFri 11th December, 2015 by HS KP
How do people revise for an ISA in general??101156blueberrifantomSun 3rd May, 2015 by RiverSong
Born-Haber cyles...?225:) PurpleJaguar (: - Team GRSun 12th April, 2015 by :) PurpleJaguar (: - Team GR
2015 EVALUATIVE TASK on water of crystallisation127Former MemberTue 17th March, 2015 by lattice
f324 how do you answer nmr question?038lee chaerinSat 7th June, 2014 by lee chaerin
Edexel a2 chemistry unit 4 jan 2011 ph q.1509RoziThu 5th June, 2014 by Rozi
Do we need to know how to draw Hess's law diagrams?331:) PurpleJaguar (: - Team GRFri 30th May, 2014 by DJKOWALSKI
A2 Chemistry Qualitative practical transition metals3184AJSarahTue 6th May, 2014 by Kimberley Smith
Podcast?114Giovanni RemmyMon 21st April, 2014 by Aliya:)
Does anyone know of any good resources for helping with the sodium thiosulphate titration questions on edexcel a-level papers?07Dyslexic_96Wed 9th April, 2014 by Dyslexic_96
Does anyone know what the alternative rate equation is for determining orders or reaction by Calculation?6135SbegumMon 10th March, 2014 by Sophie
How to revise foe the exam and the EMPA!?151:) PurpleJaguar (: - Team GRThu 6th March, 2014 by Pete Langley - Get Revising founder
Can anyone recommend a good revision guide for AS and A2 chemistry (AQA)?539:) PurpleJaguar (: - Team GRThu 27th February, 2014 by :) PurpleJaguar (: - Team GR
Chemistry ISA 2013/20143251JackWed 29th January, 2014 by Joe
How do you revise Chemistry GCSE??1192Josie WildersThu 23rd January, 2014 by Shannon Tennant-Smith - Team GR