Question

please solve these please​

Answer 1

Explanation:

1).The refining of petroleum is carried out in an oil refinery. ... The separation of petroleum into different fractions is done by fractional distillation. The various useful fractions obtained by the refining of petroleum are:Petroleum gas,petrol,kerosene,diesel,lubricating oil,paraffin wax,Bitumen

2).Carboniferous period

3).In an internal combustion engine, combustion takes place in cylinder whereas in gas turbines it takes place in Combustion chamber. or flame

Q.2)

1). true

2).idk

3).The substances which have very low ignition temperature and can easily catch fire with a flame are called inflammable substances. Examples of inflammable substances are petrol, alcohol, Liquified Petroleum Gas (LPG), etc.

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Answer 2

Answer:

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