Question

what should you do with chemicals after completing your lab work? return chemicals to their original container. dispose of chemicals according to your lab teachers instructions. store chemicals in a safe place for future use. mix chemicals to create new solutions.

Explanation:

In a laboratory setting, chemicals should not be returned to their original container (risk of contamination), stored for future use without proper procedures (may degrade or react), or mixed randomly (dangerous reactions). Disposal must follow lab teacher’s instructions to ensure safety and compliance with regulations.

Answer:

Dispose of chemicals according to your lab teacher’s instructions.