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प्रश्न
Choose the correct alternative from the options given for the following statement.
To prevent the escape of a gas from a gas jar, you will cover its mouth with
पर्याय
watch glass
crucible
beaker
round bottom flask
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उत्तर
watch glass
APPEARS IN
संबंधित प्रश्न
Mention one use of the following equipment
Glass tube
Mention one use of the following equipment
Gas jar
From what material is the following made up of?
Test tube rack
From what material is the following made up of?
Mortar and pestle
List any five precautions taken care of while performing an experiment in a chemistry laboratory.
Answer the following question in brief:
Why is chemistry known as an experimental science?
Answer the following question in brief:
Why are most apparatus made of glass?
Fill in the blank:
_______ are used for grinding and crushing solid substances into a powder.
Write true or false against the following statement and correct it if false.
A glass funnel is used to pour off liquids.
Write true or false against the following statement and correct it if false.
A mortar and pestle are used for evaporation.
