Zinc is a pure substance. How could you make a mixture from a 1.0-g zinc disc?
A) Place the di...
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Zinc is a pure substance. How could you make a mixture from a 1.0-g zinc disc?
A) Place the disc in a beaker with 200 mL of sulfuric acid.
B)Divide the disc into 5 small pieces.
C)Compress the disc into a flatter shape.
D)Coat the disc with another pure substance, such as copper.
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