Identify the hazardous symbols A and B and explain which symbol is most likely found on concentrated sulfuric acid, justifying your choice.

Here's the solution to question 7:

i) Name each of the symbols:
A. Corrosive
B. Toxic

ii) Which of the hazardous symbols above is most likely to be found on a bottle containing concentrated sulphuric acid? Justify your choice.
The symbol most likely found on a bottle of concentrated sulfuric acid is A. Corrosive.

Justification:
Concentrated sulfuric acid is a strong acid that can cause severe damage to living tissue and many materials upon contact. This property is known as corrosivity, and the corrosive hazard symbol indicates substances that can cause chemical burns or destroy materials.