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12 Dec 2019
A. . The balanced equation for the combustion of ethanol is 2C2H5OH(g) + 7O2(g) ï® 4CO2(g) + 6H2O(g) How many grams of dioxygen are required to burn 5.9 g of C2H5OH? B. 2Al(s) + 6HCl(aq) ï® 2AlCl3(aq) + 3H2(g) According to the equation above, how many grams of aluminum are needed to completely react with 3.83 mol of hydrochloric acid? C. What is the formula for the chlorate of gadolinium(III)? D. What is the formula for the nitride of samarium(III)? E. An excess of sodium hydroxide is treated with 2.4 L of dry hydrogen iodide gas measured at STP.(STP means Temp =273.15K What is the mass of sodium iodide is formed?
A. . The balanced equation for the combustion of ethanol is 2C2H5OH(g) + 7O2(g) ï® 4CO2(g) + 6H2O(g) How many grams of dioxygen are required to burn 5.9 g of C2H5OH? B. 2Al(s) + 6HCl(aq) ï® 2AlCl3(aq) + 3H2(g) According to the equation above, how many grams of aluminum are needed to completely react with 3.83 mol of hydrochloric acid? C. What is the formula for the chlorate of gadolinium(III)? D. What is the formula for the nitride of samarium(III)? E. An excess of sodium hydroxide is treated with 2.4 L of dry hydrogen iodide gas measured at STP.(STP means Temp =273.15K What is the mass of sodium iodide is formed?
Trinidad TremblayLv2
13 Dec 2019
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