If a person weighs 140 lb'on Earth, their mass in kilograms is

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

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?

The smallest particle of an element that retains its identity in a chemical reaction. true or false