Step 1 - Dip Nichrome wire into concentrated hydrochloric acid and put in a blue Bunsen flame until no change in the flame colour , Step 2 - Dip the wire into the sample, Step 3 - Place into a blue Bunsen flame, Step 4 - Observe and record the colour change, Step 5 - Clean the nichrome wire in between samples, Step 6 - Repeat for all other samples,

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