0620-W24-Qp-52 Biology Prediction

.,CHEMISTRv= 0620/52Paper 5 Practical Test= May/June 2022= 1 hour 15 minutesYou must answer on the question paper.You will need:= The materials and apparatus listed in the confidential instructionsINSTRUCTIONS = Answer=all questions.= Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs.= Write your name, centre number and candidate number in the boxes at the t\op of the page.= Write your answer to each question in the space provided.= Do=not use an erasable pen or correction fluid.= Do=not write on any bar codes.= You may use a calculator.= You should show all your working and use appropriate units.INFORMATIOk = The total mark for this paper is 40.= The number of marks for each question or part question is shown in brack\ets [ ].= Notes for use in qualitative analysis are provided in the question paper\.IB22 06_0620_52/2Rm UCLES 2022=[Turn overThis document has 12 pages. Any blank pages are indicated.Cambridge IGCSbFor Examiners Use12PTotal21Youaregoing toinvestigate thereaction between two different solutions ofaqueous sodiumcarbonate,labelledsolution KandsolutionL,anddilutehydrochloricacidusingtwodifferentindicators. Read all of the instructions carefully before starting the experiments. Instructions Youaregoingtodotwoexperiments. (a) Experiment 1 Rinse a burette with water and then with the dilute hydrochloric acid for Question 1. Fillthe burette withthedilute