amandaelisantos
27.05.2021 •
Chemistry
1. What enthalpy change accompanies the reaction below? Is it exothermic or
endothermic?[pay attention to the number of each type of compound]
2Al(s) + 3H20(1) - A1,0,(s) + 3H,Q)
Al=0
AL O, = -1675.7
H2O = -285,83
H₂ = 0
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Ответ:
The answer is d. Igneous rocks is indeed formed through the cooling of molten lava on the surface, making extrusive igneous rock. However, if those underground pockets of magma were to cool underneath the surface, because of its force to, it will still form intrusive igneous rock, slowly cooling.