Search results

  1. S

    changing pH prac exam

    use ur breath as a co2 source or mix calcium carbonate and hydiochloric acid together to produce co2 measure the ph using a data loger result the ph will dicrease
  2. S

    ESL people do not despair!!

    ESL students get hi UAI because they study they better in maths because they probebly done it in their own country so stop being jelous if u want a high UAI sit down and start studying instead of complaining
Top