Chemistry > A-Level Question Paper > OCR A LEVEL CHEMISTRY A H432/03 UNIFIED CHEMISTRY 2023 EXAM TOP 5 PREDICTION.100% ACCURATE.RECOMENDE (All)
OCR A LEVEL CHEMISTRY A H432/03 UNIFIED CHEMISTRY 2023 EXAM TOP 5 PREDICTION.100% ACCURATE.RECOMENDED FOR A+ STUDENTS. CHECK THE LAST PAGE FOR ANSWERS.
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OCR A LEVEL CHEMISTRY A H432/03 UNIFIED CHEMISTRY 2023 EXAM TOP 5 PREDICTION.100% ACCURATE.RECOMENDED FOR A+ STUDENTS.3 This question is about reactions of hydrogen peroxide, H2O2. (a) Hydrogen perox... ide, H2O2, iodide ions, I−, and acid, H+, react as shown in the equation below. H2O2(aq) + 2I−(aq) + 2H+(aq) I2(aq) + 2H2O(l) A student carries out several experiments at the same temperature, using the initial CHECK THE LAST PAGE FOR ANSWERS. [Show More]
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