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  • Calculating Densities of Mixed Substances: Why It's Not Simple
    You can't determine the density of each substance just by knowing that equal masses and volumes were mixed. Here's why:

    Density is a property of a substance, not a mixture.

    * Density = Mass / Volume

    When you mix substances, you create a new mixture. The mixture might have a different density than either of the original substances, but it doesn't tell you the individual densities.

    Example:

    Imagine you mix:

    * 100 grams of water (density ~1 g/mL)

    * 100 grams of alcohol (density ~0.789 g/mL)

    * Equal masses: 100 grams each

    * Equal volumes: This is where it gets tricky. Since alcohol is less dense than water, you'll need a slightly larger volume of alcohol to equal 100 grams.

    You can't calculate the individual densities of water and alcohol from the mixture alone.

    To find the density of each substance, you'd need additional information like:

    * The density of the mixture: Knowing the density of the mixture and the mass/volume of each component could help you work backward.

    * The composition of the mixture: If you know the proportions of each substance in the mixture, you could calculate the individual densities.

    Let me know if you have more information about the mixture, and I can help you calculate the densities!

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