1. Which section of a Grade 11 experimental write-up uses observations to address the purpose of the investigation?
2. When may students remove required safety goggles during a laboratory activity?
3. What is the safe procedure for diluting an acid with water?
What sections are included in a Grade 11 experimental write-up?
It includes title, summary, theory, apparatus and method, observations, calculations and analysis, uncertainties, conclusion, and extensions.
When can safety goggles be removed during a laboratory activity?
Only after all groups have completed the activity.
What safety equipment must be worn throughout a laboratory activity?
Safety goggles or other required safety equipment.
How should acid and water be mixed safely?
Acid must always be poured into water, never water into acid.
What must never be done with used chemicals in the lab?
Used chemicals must not be returned to storage bottles.
Where should used chemicals be placed after use?
In appropriate waste containers.
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