Answer: because they take a lot of tie to form
The answer is B.
Hope this helps.
I would believe it to be 55g. A -> B YIELDS AB. So, 10g + 45g = 55g.
1.49 moles of Al will be produced. Hope this helps you.
The answer is D. element
It's not a mixture, just a pure element. Copper (Cu) is found on the Periodic Table of the Elements, where only ELEMENTS are organized.
