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Cambridge Secondary (7-9). Stage 8. MCE Science. Student Book - Unit 6: Chemical Reactivity - Question 22

Cambridge Secondary (7-9) · Unit 6: Chemical Reactivity

Question 22

Step 3: Half-fill a glass with cold water. Clean a piece of magnesium ribbon with sandpaper and then drop it into the water. What do you observe after two minutes?

Repeat your experiment from step 3 but use a glass of hot water (around 50–60°C) instead. Describe how your observations are different from those in step 3.
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