Based on Table G, which compound is less soluble in water as the temperature increases from 0°C to 1

June 2023 NY Regents Chemistry Exam

41 Based on Table G, which compound is less soluble in water as the temperature increases from 0°C to 100°C?
(1) KNO3

(2) NH3

(3) KClO3

(4) NH4Cl

Solution: The question is asking us to find a compound whose solubility decreases as the temperature increases. We need to find a line for each compound in Table G and trace it from lower to higher temperature to see if it is decreasing or not.

Answer: 2

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