You are asked to prepare 1 liter of a 0.500 molar solution. How many moles
of solute do you need? What is the
volume of the solution?
Describe in your own words how to
prepare 100 ml of a 0.85 M solution of
Naci.

Iwould you figure it out but you don't have a picture or in your question as to what the physical property you're looking for is

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.

Butterfly wingspan is 7.7