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Copper Chloride and Aluminum

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Questions and Answers

Which color did the blue liquid turn into when aluminum foil was placed into the copper chloride solution?

Yellow

Green

Brown (correct)

Red

Which property of the aluminum foil seemed to change when it was placed into the copper chloride solution?

It became softer

It dissolved completely (correct)

It changed color

It became harder

What substance was left behind after the aluminum foil was placed into the copper chloride solution?

Yellow liquid

White powder

Reddish-brown flakey substance (correct)

Green gas

What happened to the solution when the aluminum foil was placed into the copper chloride solution?

It started to bubble over and spill out Signup and view all the answers

Why might a scientist need to use more than one property to identify a substance?

Some properties may be the same but there must be at least one different property Signup and view all the answers

What color did the blue liquid turn into when aluminum foil was placed into the copper chloride solution?

Brown Signup and view all the answers

What happened to the temperature of the solution when aluminum foil was placed into the copper chloride solution?

It increased Signup and view all the answers

What was the observation regarding the aluminum foil when it was placed into the copper chloride solution?

It turned into a reddish-brown flakey substance Signup and view all the answers

What was the observation regarding the bubbles and steam when aluminum foil was placed into the copper chloride solution?

Both bubbles and steam were observed Signup and view all the answers

What was the observation regarding the solution when aluminum foil was placed into the copper chloride solution?

It started to bubble over and spill out over the beaker Signup and view all the answers