Question

Answer briefly.
1 State the precautions to be followed while finding out the volume of a liquid using a graduated cylinder.
2. Describe the method of finding the area of an irregular object such as the palm of your hand
3. Observe the diagram and answer the following:
Oil
(a) Identify a liquid denser than water
(b) Identify a liquid lighter than water
(c) Identify the substance with maximum density
(d) Identify the substance with least density.
4. When we say density of gold is 19-3 g/c, what do we mean?

option for question no: 3
1. oil
2. kerosene
3. water
4. mercury

help me please
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Answer 1

Answer:

1.State two precautions that should be taken when using the measuring cylinder.

The measuring cylinder should be placed on a flat surface when reading the volume.

The volume of the liquid should be read from the base of the meniscus.

Answer 2

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