Question
The graph below shows solubility curves of various ionic compounds.
At 50 degrees C the solubility of KNO3 is 80g per 100g of water.
The solution is heated to 70 degrees C.
How many more grams of potassium nitrate mistxbe added to make the solution saturated?


150 KI 140 130 120 110 NaNO3 100 KNO3 90 Grams of solute per 100 g H2O 80 70 NH3) 60 NHACI 50 -KCI Naci 40 30 20 TKCIO3 10 Ce
O B. 50 g O A. 20 g OC. 30 g OD. 130 g
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Answer #1

By looking at the solubiuty curve of KNO₃ oft 50%, solubility of KNO₃ = 80 g/ 100g 120 It 70°c, solubility of KNO3= 130g / 10Hope you will like my answer:)

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