Which statement about fuel is correct.
a) heat energy can only be produced by burning fuels.
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Which statement about fuel is correct.
a) heat energy can only be produced by burning fuels.
b) hydrogen is used as a fuel although it is difficult to store.
c)methane is a good fuel because its produce only water when burning
d) uranium is burned in air to produce energy
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The atomic number, or number, is the described as the number of in the nucleus of an chemical element.
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