Students are investigating exothermic and endothermic reactions - Edexcel - GCSE Chemistry - Question 1 - 2018 - Paper 1
Question 1
Students are investigating exothermic and endothermic reactions. They are finding the temperature change in 50 cm³ water when a solid dissolves in it. The apparatus ... show full transcript
Worked Solution & Example Answer:Students are investigating exothermic and endothermic reactions - Edexcel - GCSE Chemistry - Question 1 - 2018 - Paper 1
Step 1
P Q R S T - The steps in the correct order:
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Answer
Pour the 50 cm³ water into the polystyrene cup.
Add the solid to the water and stir.
Measure the initial temperature of the water.
Measure the final temperature of the solution when all the solid has dissolved.
