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16 Nov 2019
9. The vapor pressure of a liquid A) decreases with increasing temperature. B) is independent of temperature. C) is equal to one atmosphere at the normal boiling point D) cannot be measured. 10. The amount of energy involved in melting a substance without changing its temperature is called the A) heat of vaporization. B) calorie. C) joule. D) heat of fusion. E) heat of combustion. 11. Which homogeneous mixture is opaque and has particles large enough to be filtered? A) colloid B) solution C) suspension D) both colloids and suspensions E) none of the above mm, is 5.3 Ã 10-4 M. At the same temperature, what would be the solubility of pure nitrogen, at a pressure of 760 mm? 12. The solubility of nitrogen in water exposed to the atmosphere, where the partial pressure of nitrogen is 593 A) 4.1 x 10-4 M B) 6.8 Ã 10-4 M C) 1500 M D) 2400 M E) none of the above
9. The vapor pressure of a liquid A) decreases with increasing temperature. B) is independent of temperature. C) is equal to one atmosphere at the normal boiling point D) cannot be measured. 10. The amount of energy involved in melting a substance without changing its temperature is called the A) heat of vaporization. B) calorie. C) joule. D) heat of fusion. E) heat of combustion. 11. Which homogeneous mixture is opaque and has particles large enough to be filtered? A) colloid B) solution C) suspension D) both colloids and suspensions E) none of the above mm, is 5.3 Ã 10-4 M. At the same temperature, what would be the solubility of pure nitrogen, at a pressure of 760 mm? 12. The solubility of nitrogen in water exposed to the atmosphere, where the partial pressure of nitrogen is 593 A) 4.1 x 10-4 M B) 6.8 Ã 10-4 M C) 1500 M D) 2400 M E) none of the above
Irving HeathcoteLv2
14 Mar 2019