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31 March, 02:11

You add 7.8 g of iron to 20.70 mL of water and observe that the volume of iron and water together is 21.69 mL. Calculate the density of iron.

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  1. 31 March, 04:00
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    21.69mL - 20.70mL =.99mL Fe

    7.8 g /.99 mL = 7.9g/mL
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