Three treatments of different starting materials are listed. which statement explains the treatments? substance 1 was activated by a decrease in temperature, substance 2 was activated by the change in concentration, and substance 3 decreased the surface area. substance 1 was activated by a decrease in temperature, substance 2 was activated by the change in pressure, and substance 3 increased the surface area. substance 1 was activated by the heat and inactivated by ice, substance 2 was activated by the change in pressure, and substance 3 decreased the surface area. substance 1 was activated by the heat and inactivated by ice, substance 2 was activated by the change in concentration, and substance 3 increased the surface area.

What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation. 8. when a 2.5 mol of sugar (c12h22o11) are added to a certain amount of water the boiling point is raised by 1 celsius degree. if 2.5 mol of aluminum nitrate is added to the same amount of water, by how much will the boiling point be changed? show all calculations leading to your answer or use 3 – 4 sentences to explain your answer. 9. if 5.40 kcal of heat is added to 1.00 kg of water at 100⁰c, how much steam at 100⁰c is produced? show all calculations leading to an answer. 10. the freezing of water at 0⁰c can be represented as follows: h2o (l) ↔ h2o(s) the density of liquid water is 1.00 g/cm3. the density of ice is 0.92 g/cm3. in 3 – 4 sentences explain why applying pressure causes ice to melt.