How can you tell if a lab thermometer contains mercury, a toxic substance?

A. The liquid would appear black.

B. The liquid would appear silver.

C. The thermometer is made of glass.

D. The thermometer is made of plastic.

Question

Nayeli Fleming

14 June, 16:35

+4

Answers (2)

Know the Answer?

Isis Middleton · Answer 1

1. Option B. The liquid would appear silver

2. Option A. The liquid would appear black.

Anton Morrison · Answer 2

B and C because:

- mercury is a metal so it will appear silver

- mercury will be in most old thermometers, which are made from glass

How can you tell if a lab thermometer contains mercury, a toxic substance?A. The liquid would appear black.B. The liquid would appear silver.C. The thermometer is made of glass.D. The thermometer is made of plastic.