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21 January, 09:47

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. 21 January, 09:48
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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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