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प्रश्न
Fill in the blank:
L.P.G. is used for ___________
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उत्तर
L.P.G. is used for fuel
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संबंधित प्रश्न
Give two examples of the following substance.
Food preservatives
Give two examples of the following substance.
Fungicides
What is the contribution of chemistry in following field?
Industry
What is the contribution of chemistry in following field?
Cosmetics
Name the scientists who discovered the following:
Oxygen
Fill in the blank:
Inert gases were discovered by ___________
Choose the correct alternative from the choices given below for the following statement:
The chemicals prescribed by a doctor in the treatment of infectious diseases are called
Explain the term ‘cosmetics’ ‘talc’. Name a few main ingredients in cosmetics the role they play.
Give reasons for the following
Cosmetics may contain preservatives, as one of their ingredients.
Select the correct name from the choices given below for the following case.
A synthetic fibre used in clothing.
