R Run hard@thehsc Well-Known Member Joined Oct 7, 2021 Messages 784 Gender Male HSC 2022 Jan 21, 2022 #1 Can someone explain to me the logic behind question 18 of the 2010 HSC for chem?
jimmysmith560 Le Phénix Trilingue Moderator Joined Aug 22, 2019 Messages 4,573 Location Krak des Chevaliers Gender Male HSC 2019 Uni Grad 2022 Jan 21, 2022 #2 Would the following explanation help?