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Chemistry

Chemistry
What is the mass percentage of carbon in carbon dioxide (CO2)

0.158
0.273
0.201
0.323

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Chemistry
The residue left after extracting juice from sugarbeet and sugarcane is called

Whey
Molasses
Biomass
Bagasse

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Chemistry
Which metal is the heaviest in periodic table among the following ?

Pb
W
Os
Pt

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Chemistry
Alum is used as

A fertilizer
A purifier for water
A disinfectant
An analgesic

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Chemistry
Emulsifier is an agent which

Homogenizes the emulsion
Stabilizes an emulsion
Aids the flocculation of emulsion
Accelerates the dispersion

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Chemistry
The anode of a dry cell is made up of

Cadmium
Iron
Lead
Zinc

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MORE MCQ ON Chemistry

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