Answer:
Explanation:
When you are in the laboratory and take a direct sniff of the chemicals you are using, you run the risk of damaging your mucous membranes or your lungs. When it is necessary to smell chemicals in the lab, the proper technique is to cup your hand above the container and waft the air toward your face.
Answer:
the open bag allowed the gas from the reaction to escape
No, they do not. It is not true.
The butanamide molecule has an asymmetrical distribution of charge.
The molecule has uneven charge distribution<span />
