Calculate the amount of heat evolved in complete oxidation
Calculate the amount of heat evolved in the complete oxidation of 8.17 g of Al at 25oC and 1 bar pressure. The standard heat of formation of Al2O3 is -1676 kJ/mol. 4 Al(s) + 3 O2(g) 2 Al2O3(s).
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On the X scale the boiling point of water is 122 and the freezing point of water is 16. At what temperature will the readings on the Fahrenheit and X thermometers be the same?
A 345 mL container holds 0.146 g of Ne and an unknown amount of Ar at 35°C and a total pressure of 620 mmHg. Calculate the moles of Ar present.
Your company, a leading farm equipment manufacturing multinational, has a production facility in South Korea to serve the East Asian countries. For the last two years the South Korean operation has been running a deficit balance of payments situation
A .483 mol sample of graphite was heated with 2.14 mol oxygen gas to form carbon dioxide. Graphite is the limiting reagent in this reaction. Calculate the total moles of gas present after the reaction?
When creating a budget for an organization, it is important to consider several outputs. These outputs depend on the perspective of the individual developing the budget. There are certain best practices for developing budgets.
Calculate the molarity of a solution of glycerol made by dissolving 46.000 mL glycerol at 15 ^circ {rm C} in enough water to make 400.00 mL of solution.
During photosynthesis, an electron is believed to travel 25 Angstroms within one picoseconds. Calculate the uncertainty in the distance of the electron (in Angstroms) at any point during its 25 Angstrom journey.
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