Al reaccionar 400g de H2 SO4 del 90% de pureza, Cuantos gramos de sulfato de aluminio se producen. Y cuantos gramos de hidrogeno se liberan si la reacción tiene una eficiencia del 80%. ayud doy 15 punt

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Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?