The substance W is a fossil fuel. It occurs deep below the ground in certain areas of earth. Another fossil fuel X is found trapped above the deposits of W. when W is subjected to the process Y, then a number of products are collected at different temperature ranges which are put to different uses. A special grade of product Z obtained in this way is used as aviation fuel in jet airplanes.
a) What are W and X?
c) Define the process Y?
b) Name two uses of X
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Answer:
- They occur in all three states of matter. Coal is in solid form, natural gas is a gas, and crude oil is in liquid state. Generally, fossil fuels are non-renewable sources which mean that their reserves can be depleted from the earth's surface.
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W is crude oil
X is natural gas
Y is fractional distillation
Z is petroleum
Hope it helped!
X is natural gas
Y is fractional distillation
Z is petroleum
Hope it helped!
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