Answer:
Its Silver!
Explanation:
I took a quiz, and i got it right!
The answer is A.
A pure substance is pure, so it cannot be separated in most cases.
It is an open series circuit and this is why:
its obvious its a series circuit because all the symbols are in a straight rectangle.
its an open circuit because an open circuit has something that doesn't allow the electrons to flow all the way. and the thing blocking the electrons it the switch which is open, (off).
Hope this helped!! sorry its late!!
Answer: chemical substance
Explanation:
