Imbibition by Raisins
1)In the process of Imbibition, the substance that imbibes water is called ______________
  

2)What is the process of Imbibition?
  

3)In the process of imbibition the liquid which is imbibed is called ______________.
  

4)How does imbibition depend on temperature?
  

5)During the course of the experiment ‘to determine the percentage of water absorbed by raisins’, how often are the raisins weighed?
  

6)To observe imbibition well, for how long should the raisins be soaked in water?
  

7)Following are the steps involved in the experiment ‘to determine the percentage of water absorbed by raisins’. They are not in proper sequence. (I) Soak the raisins in fresh water (II) Weigh dry raisin (III) Weigh soaked raisin (IV) Wipe out soaked raisin. What is the correct sequence of steps?
  

8)At the end of the experiment to determine the percentage of water absorbed by raisins, the raisins are wiped just before weighing. What does this ensure?
  

9)In order to obtain correct result of percentage of water imbibed by raisins, what should be done?
  

10)Twenty dry raisins were soaked in 50 ml of water and kept for one hour at 50°C. Which of the following is the correct observation?
  

11)A student dissolved 1 gm of sugar in 10 ml of distilled water in beaker A. He dissolved 10 gm of sugar in 100 ml of distilled water in beaker B. Then he dropped a few raisins in each. After two hours, what did he find had happened to the raisins?
  

12)5gm of raisins was placed in distilled water for 24 hours. The weight of soaked raisins was found to be 7gm. What was the correct percentage of water absorbed by the raisins?
  

13)If raisins are soaked in salt solution, what will happen to the raisins?
  


  


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