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Which of the following is not a requirement of a practical fuel? A. It must contain a large amount of stored energy. B. It must occur in abundance in nature or be easy to produce. C. It must be made up of elements that combine easily with oxygen. D. It must be in the solid state to be used.

Respuesta :

AL2006
A, B, and C are requirements of a practical fuel.

'D' is not a requirement.  Notice that gasoline, propane,
butane, lighter fluid, kerosene, and whale oil are not solids.
kawaiikitty310

Answer:

D. It must be in the solid state to be used is not a requirement of a practical fuel.

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