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Gasoline burning in an engine: exothermic or endothermic?

acid & water react heating the beaker: exothermic or endothermic?

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Gasoline burning in an engine: exothermic or endothermic?

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Gasoline burning in an engine: exothermic or endothermic? acid & water react heating the beaker: exothermic or endothermic?

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Another question on Chemistry

Gasoline burning in an engine: exothermic or endothermic?

acid & water react heating the beaker: exothermic or endothermic?