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You want to prepare 500.0mL of 1.000MKNO3 at 20C, but the lab (and water) temperature is 26C at the time of preparation. How many grams

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You want to prepare 500.0mL of 1.000MKNO3 at 20C, but the lab (and water) temperature is 26C at the time of preparation. How many grams of solid KNO3 (density =2.109g/mL ) should be dissolved in a volume of 500.0mL at 26C to give a concentration of 1.000MKNO3 at 20C ? What apparent mass of KNO3 weighed in air is required? m=

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