1) Stirring the solution increases the rate of dissolution (rate of dissolving). a) Yes b) No 2) The smaller the particle size the faster the rate of dissolution (rate of dissolving). a) Yes b) No 3) Which will dissolve faster? Crushed table salt or a cube of table salt. Assume they have an equal mass. a) crushed table salt b) crystal of table salt 4) What combination would dissolve a solid solute the fastest? a) high temperature, no stirring b) no heat, no stirring c) sugar cube, no heat d) high temperature, stirring 5) Select the 3 properties that affect the rate of dissolving materials a) surface area b) temperature c) stirring d) volume e) texture 6) How does cold water affect the rate of dissolving? a) Cold water slows down dissolving. b) Cold water has no effect on dissolving. c) Cold water speeds up dissolving. 7) Jackson is making dinner and is trying to dissolve salt into a pot of water. The salt is dissolving slowly. What should Jackson do to speed up the rate of dissolving? a) He should put larger salt particles in the water. b) He should completely stop stirring the pot of water. c) He should heat the water to a higher temperature. d) He should slow down the speed he is stirring the pot. 8) You want to make chocolate milk using Hershey's syrup. How could you speed up the rate of the syrup dissolving in your milk? a) Put the syrup in the fridge to cool before putting it in the milk b) Increase the amount of syrup you put into the milk c) Put the syrup in the milk and let it sit d) Warm up the syrup before putting it into the milk 9) Which of these following actions will not increase the rate of dissolving for solids? a) Stirring the solution  b) Decreasing the temperature c) Increasing the surface area of the solute d) Increasing the temperature 10) Which of the following will decrease the rate at which salt dissolves in water? a) Increasing the surface area of salt b) Stirring the mixture of salt and water c) Cooling the water d) Coloring the mixture of salt and water

What factors affect dissolving?

הדפסה
הטבעה

לוח תוצאות מובילות

סגנון חזותי

אפשרויות

החלף תבנית

האם לשחזר את הנתונים שנשמרו באופן אוטומטי: ?