Question:

Chemistry...help with measuring solubility

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if 100g of KNO3 is added to 100g of H20 at 40 degress celcius, how much of it will remain undissolved?

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  1. At 40°C the solubility of KNO3 is 63 g/ 100 g of water

    KNO3 undissolved = 100 - 63 = 37 g

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