GCE ‘O’ Level ChemIsTry Crash Course will be carried out during the June Holidays! When: 12 June and 14 June 2017, 3pm to 6pm. Session 1 on 12 June 2017 will cover Acid, base, salt. Session 2 on 14 June 2017 will cover Reaction include redox, calculation, speed of reaction and energy change. To register,…