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प्रश्न
Answer the following question in brief:
Why is chemistry known as an experimental science?
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उत्तर
Chemistry is known as experimental science as an experiment is performed under controlled conditions in an activity and we observe a natural or an artificially created phenomenon.
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संबंधित प्रश्न
Mention one use of the following equipment
Mortar and pestle
Mention one use of the following equipment
Glass tube
From what material is the following made up of?
Test tube rack
From what material is the following made up of?
Measuring cylinder
From what material is the following made up of?
Wire gauze
List any five precautions taken care of while performing an experiment in a chemistry laboratory.
Label the marked equipment in the diagram given below.
Fill in the blank:
_________ is used to hold the test tube while-it is heated.
Fill in the blanks:
The glass apparatus is made of _____ or _____ glass.
Write true or false against the following statement and correct it if false.
A glass funnel is used to pour off liquids.
