Answer: Aluminium
Explanation: Aluminium metal has a lower density than copper. So, for the same volume of metal used to build a model airplane, the aluminium plane would be very lightweight while that of copper would be heavy. The lightweight airplane will fly easily.
Answer:
your answer would be the last one gold
Copper does not react with hot water or steam
Mixtures are made up of 2 or more substances that are together in the same place but aren’t chemically bonded.
Aluminum is an element. If there's nothing else in the foil
besides aluminum, then the foil is entirely an element.
