How atmospheric pressure varies with altitude?

Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?

How do you count the total number of atoms present on one side of a chemical equation?

Bonds within one water molecule are examples of