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# Fossil Fuels Are Energy Rich Compounds of an Element X Which Were Originally Made by the Plants with Help of Sun'S Energy. Name Another Element Which is Usually Found in Combination with X in Fossil Fuels. - Science

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#### Question

Fossil fuels are energy rich compounds of an element X which were originally made by the plants with help of sun's energy.

Name another element which is usually found in combination with X in fossil fuels.

#### Solution

Another element found in combination with carbon in fossil fuels is hydrogen.

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