Which safety rule is MOST important when smelling the product of a chemical reaction? Group of answer choices

Keep nose directly above open container.

Hold with tongs

Wear closed -toed shoes.

use a wafting motion.

How to tell if a molecule is polar or nonpolar with electronegativity

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.

At what time will the interfering waves have an amplitudeof zero?