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¿Por qué se generan rayos (tormenta eléctrica) cuando un volcán hace erupción ?
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Stage in which a star’s outer layers have started to cool and grow outward?
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Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o
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Chemistry, 22.06.2019 23:00
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
Answers: 1
¿Por qué se generan rayos (tormenta eléctrica) cuando un volcán hace erupción ?...
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