Question: 9. Repeat steps 3 to 8 taking extra care to stop adding acid immediately the indicator changes colour. On you first attempt you may have

9. Repeat steps 3 to 8 taking extra care to stop adding acid immediately the indicator changes colour. On you first attempt you may have overshot the point where the indicator changes colour. This second attemptw give you a more accurate value for the volume of dilute hydrochloric acid needed.

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