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How many grams of Al2O3 can be formed when a mixture of 6.9 g of aluminum and 12.8 g of oxygen is ignited? Which substance is in excess and how many grams is in excess?
A) Starting with 600.0g of glucose, what is the theoretical yield of ethyl alcohol? B) If 76.9g of C2H5OH was obtained, what was the percentage yield?
a) If 14.6 mL of HNO3 reacts with 25.0 mL of 0.750 M Ca(OH)2, what is the molarity of the HNO3 solution? b) What volume of 0.300 M Ca(OH)2 is required to react with 250.0 mL of 0.500 M HNO3?