Get here the definition, reaction, diagram and process of photosynthesis in plants. UP DElEd Result 2025 OUT, ... a living system and certain chemicals to synthesise energy.

Learn about and revise energy changes in chemical reactions with this BBC Bitesize GCSE Combined Science (OCR 21C) study guide.

She calculated the initial rate of reaction was 0.02 cm 3 /s and the total volume of gas produced was 120 cm 3. Predict and explain the effect of using 0.24 g of magnesium powder at a temperature ...