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24 October, 09:19

While mining, Joan found a large metal bar that weighted 40 grams. Joan was able to determine that the bar contained 35% zinc. How many grams of zinc are in the metal bar? Round you answer to the nearest whole number if necessary.

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  1. 24 October, 10:22
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    14g zinc

    Step-by-step explanation:

    To get the mass of zinc in the metal bar, you can multiply the percentage of zinc by the total mass.

    40g x. 35 = 14g zinc
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