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Chemistry

Chemistry
Plastic is a type of

Polymer
None of these
Polyester
Acrylic

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Chemistry
The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is

hydrogen
nitrogen
carbon
oxygen

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Chemistry
Which one is not a primary greenhouse gases in the Earth's atmosphere

Carbon dioxide
Ozone
Methane
Nitrogen

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Chemistry
Ethylene is a ________ molecule.

Covalent
Nonpolar
Polar
Ionic

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Chemistry
Which is known as carbolic acid?

Phenol
Oxalic acid
Acetic acid
Ethanol

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Chemistry
The aprotic solvent is

HF
NH3
H2O
C6H6

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