Question

. A student is to conduct an experiment to show CO2 is released during respiration. List two precautions that he/she must take for obtaining correct observation.​

Answer 1

Answer:

1. pls Always use freshly prepared KOH solution and handle that carefully

2. The experiment set up must be air-tight.

Answer 2

Answer:

1. Always use freshly prepared KOH solution and as KOH is corrosive handle it carefully.

2. Experiment setup should be air tight.