Question

c) There is a lot of concern over the use of mercury as a thermometric liquid as
i. mercury has a uniform rate of expansion.
ii. mercury has a high boiling point.
iii. mercury is an opaque and shiny substance.
iv. mercury is a poisonous substance.​

Answer 1

Answer:

There is a lot of concern over the use of mercury as a thermometic liquid as

mercury is an poisonous substance.

!!

Answer 2

Answer:

mercury has a high boiling point