A current flowing through a wire is surrounded by a field.

A.) positive
B.) negative
C.) magnetic
D.) electric

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If a plot weight (in g) vs. volume (in ml) for a metal gave the equation y= 13.41x and r^2=0.9981 what is the density of the metal?

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.