2. your does not boil. You realize you have forgotten You have heat liquid sampl
ID: 480303 • Letter: 2
Question
2. your does not boil. You realize you have forgotten You have heat liquid sample and it the chip to your hot sample. to add the boiling chip should immediately add pt) 3. A open (such as a reaction tube) is boiling and the vapor is liquid sample in a tall container into the liquid. The term condensing on container and running back that describes the sides of the (1 pt) this physical is 4. the right, draw what the image in the refractometer should look like after you have made the correct adjustments. 5. the value of the refractive index as shown on the scale below. Write your value to e four decimal places. (1 pt) 1.40 1.41 59Explanation / Answer
Answer 2)
i) Boiling chips are anti bumping granules which are unevenly shaped tiny stone particles.
ii) Being unevenly shaped they alow boiling of liquid more calmly.
iii) They are usually and neccessarilly added to te liquid to be boiled just prior to start heating liquid.
iv) If they are added to the super heated liquid there occurs flash boiling i.e. a rapid boiling which is violent.
Answer : FALSE : You should immediately added boliling chip to hot sample.
Correct method : One should not add boiling chip to hot liquid but if required then first off the heating let cool down the liquid to some onrmal temperature and then put boiling chip and restart the heating liquid.
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