Sally has collected a sample of dirt from a riverbank and wants to analyze it. sally wants a magnified view of the dirt to try and see what it is made of. which piece of equipment should she use?

Explanation:

What would you use to magnify?  maybe a microscope?

Microscope is the answer to your question.

Explanation:

I took the test.

the density(ratio between mass and volume as m/v) decreases from top to bottom in periodic table group as the size increases and nuclear charge decreases. but in periods density increases from left to right as atom size decreases and nuclear charge increases.

a polar bond is formed when electrons are shared unevenly between atoms