Mathematics, 28.09.2019 11:00 alexiagreen1212

For a chemistry lab, you used 2 ounces of calcium sulfate, 2.5 pounds of copper, and 14 lb of nickel. what was the combined weight of your materials? pounds and ounces

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For a chemistry lab, you used 2 ounces of calcium sulfate, 2.5 pounds of copper, and 14 lb of nickel...