NECO GCE 2023 ANSWERS NOTE: IF U ARE NOT SEEING THE IMAGES CLEARLY CHANGE BROWSER, USE Google Chrome or Firefox or Uc browser ============================= KEEP REFRESHING THIS PAGE!!! ============================= Always Enter Back Your Password Each Time You Refresh... ================================== NECO GCE CHEMISTRY PRACTICAL ANSWERS ================================== Answers loading.... ===================================== (i) The addition of an indicator to the base before titration begins is necessary to visually indicate when the neutralization of the acid and base is complete. This allows for the determination of the endpoint of the titration. (ii) The white tile is used during titration to provide a contrasting background against which to observe the color change of the indicator, making it easier to detect the endpoint of the titration. (iii) The solution contained in the burette is solution A, the dibasic acid, H₂X. (iv) Two precautions that should be