How should mark adjust his behavior to be a more effective discussion participant? select two options

Whigh sentence represents a sequence of events where the understanding comes prior to completion of the homework

You need to start an experiment and the instructions are to mix 2 g of sodium bicarbonate with 50 ml of distilled water and then mix the solution. describe what lab apparatus you would use and what safety precautions you must observe when completing this experiment.

May someone me answer these questions