Vertiendo agua sobre carburo de aluminio se obtienen metano e hidróxido de aluminio. Calcula el volumen de metano, en condiciones normales que se puede obtener suponiendo un rendimiento del 82% a partir de 150 gramos de carburo de aluminio puros

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.