What is the volume of 9.2 moles of c2h4 gas at stp?

Hydrogen is the most abundant element on the periodic table..hope it .

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.

No is the answer to the question