2025 WAEC GCE SECOND SERIES (NOV.) CHEMISTRY: 2025 WAEC GCE Second Series CHEMISTRY PRACTICAL QUESTIONS AND ANSWERS (2365)
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2022 WAEC GCE Second Series CHEMISTRY PRACTICAL QUESTIONS AND ANSWERS
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Welcome to official 2025 Chemistry WAEC GCE Second Series (Nov.) answer page. We provide 2025 Chemistry WAEC GCE Second Series (Nov.) Questions and Answers on Essay, Theory, OBJ midnight before the exam, this is verified & correct WAEC GCE Second Series (Nov.) Chems Expo. WAEC GCE Second Series (Nov.) Chemistry Questions and Answers 2025. WAEC GCE Second Series (Nov.) Chems Expo for Theory & Objective (OBJ) PDF: verified & correct expo Solved Solutions, 2025 WAEC GCE Second Series CHEMISTRY PRACTICAL QUESTIONS AND ANSWERS. 2025 WAEC GCE Second Series (Nov.) EXAM Chemistry Questions and Answers
This is 2025 WAEC GCE Second Series CHEMISTRY PRACTICAL QUESTIONS AND ANSWERS No. 1
This is 2025 WAEC GCE Second Series CHEMISTRY PRACTICAL QUESTIONS AND ANSWERS No. 2
(3aii)
When Zinc carbonate is heated which is a white powdery solid, gives carbon dioxide and a yellow solid of zinc oxide.
(3ai)
The pH range of phenolphthalein is from. 2 to 10 . 0 . So, on the addition of phenolphthalein indicator , it undergoes a colour change which proves that the phenolphthalein indicator is suitable for this titration.
3b.
The first method consists in the determination of free sugars (sucrose, fructose and lactose) in food by liquid chromatography. The second method consists in an enzymatic hydrolysis of starch and starch degradation products to glucose, and then in the determination of glucose by liquid chromatography.
This is 2025 WAEC GCE Second Series CHEMISTRY PRACTICAL QUESTIONS AND ANSWERS No. 3
Welcome to official 2025 Chemistry WAEC GCE Second Series (Nov.) answer page. We provide 2025 Chemistry WAEC GCE Second Series (Nov.) Questions and Answers on Essay, Theory, OBJ midnight before the exam, this is verified & correct WAEC GCE Second Series (Nov.) Chems Expo
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