Question

pls tell this one....​

Answer 1

Answer:

I think this answer is iii) is the answer

Answer 2

Answer:

hey there,

here's ur answer

Q5) laboratory thermometer, it has a greater range

Q6) On immersing the iron nail in the copper sulphate solution we will notice a change in colour from BLUE to GREEN and a BROWN deposit would be seen on the iron nails. It is because the iron ions slowly displaces the copper ions form its solution due to its high reactivity.

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