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Chemistry

Chemistry
Molality of pure water is

1.8
5.55
55.5
18

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Chemistry
Which of the following vegetable oils does not contain essential fatty acids ?

Mustard oil
Groundnut oil
Sunflower oil
Coconut oil

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Chemistry
Major gaseous pollutant of the thermal power station is

SO2
H2 S
NO2
NH3

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Chemistry
Galvanised iron is made by coating iron with

Chromium
Sulphur
Nickel
Zinc

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Chemistry
Which acid is used in Lead storage battery?

Acetic acid
Sulphuric acid
Hydrochloric acid
Nitric acid

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Chemistry
Type metal used in printing press is an alloy of

Lead and zinc
Lead and antimony
Lead and bismuth
Lead and copper

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