CHM 192 TMA SOLUTION 2019_2



1. The vapor pressure exerted by a liquid is _____ to its temperature.
    Ans:  directly proportiona

2. You are given a bottle that contains 4.59cm3 of a metallic solid. The total mass of the               bottle is 36.66g. The empty bottle weighs 14.23g. What is the density of the solid?
   Ans: 4.67 g/cm3

3. A Buchner funnel is mainly used for _________.
   Ans: vacuum Filtration

4. Flammable solvents in a mixture should be boiled away in a ____________.
   Ans:  fume cupboard

5. All the following explodes on contact with water except __________.
   Ans: Aluminium

6. Most fire in the laboratory can be prevented by the use of ________.
   Ans: Common sense

7. To prevent bumping of a hot liquid out of the container, ______ is added.
   Ans: boiling chips

8. The following interaction(s) are responsible for holding molecules in a liquid together in a defined volume except __________.
   Ans: metallic bonding

9. The following are the first things to be done when determining the density of an unknown metal cube except ________.
   Ans:  Measure the height and width of the cube

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