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Chemistry

Chemistry
The number of moles of solute present in 1 kg of a solvent is called its

normality
molality
formality
molarity

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Chemistry
The constituents of automobile exhaust that can cause cancer is/are :

Polycyclic hydrocarbons
Oxides of nitrogen
Carbon monoxide
Lead

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Chemistry
When ice cubes are made, the entropy of water

May either increase or decrease depending on the process used
Decreases
Increases
Does not change

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Chemistry
How many neutrons does iron have

13
30
26
8

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Chemistry
Which one is the simplest form of alkane

Methane
Butane
Decane
Propane

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Chemistry
Neoprene is a polymer of

Isobutane
Isoprene
Chloroprene
Isopentane

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