What is the mass of a magnesium block that measures 2.5 cm x 3.5 cm x 1.5 cm?
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You need to know the density o f Mg
D = Mass/Volume
Mass = Density * volume
Density= 1.74 grams per cubic centimeter
Volume = 2.5 * 3.5 * 1.5
Mass = Density * volume
= 13.125
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