When a single salt crystal is added to a cool liquid, large crystals form. Which statement about the original cool liquid is correct? O The liquid is a pure substance because it was uniform before the crystal was added. O The liquid is a homogeneous mixture because the substance that formed the large crystals was uniformly dissolved. O The liquid is a hèterogeneous mixture because the crystals can be easily separated from the liquid. O The liquid is a pure substance because it was made up of a single compound.

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