Answer:
because that is the last group the ones before it are more reactive im sorry if this not what you were looking for.
Answer:u would have 40
Explanation:
because ur taking them away
I’m not sure what this says could you translate it to English please?
Well thats because things changed in science. Newtons law of gravity (which was all things that come up must come down) evolved once scientist figured out that in space things float around. Science always evolves weather it's in a year or a day, but if your asking about HOW it evolved, thats something different. Hope I'm helping you!