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Consider the combustion of methane ( as represented by the following equation). This is the reaction that occurs for a bunsen burner, which is a source of heat for chemical reactions in the laboratory. CH4(g) + 2O(g) <--> CO2(g) + 2H2O (g); for the system at equilibrium, which of the following explains what happens to theequilibrium position and K if the tempature is raised?
centered orthorhombic has two lattice positions one on the rectangular top and bottom face
A 4.70 g nugget of pure gold absorbed 285 J of heat. The initial temperature was 24.0°C. What was the final temperature.
Sample were collected in a zinc smelter to determine the exposure of a furnace tender to lead fume during his normal work duties which involves "furnace draws" and general activities around the furnace.
The compound MgSO4 is called Epsom salts. How many grams will you need to prepare a bath containing 5.80 moles of Epsom salts? Express your answer using three significant figures.
Durning the synthesis of Aspirin from Methyl salicylate we perfom a recrystallization. How do I relate the % yield of each compound to the efficacy of the recrystallization technique?
Which set of the following choices contains all the true statments and none of the false statements? a) The H atom and Be3+ ion each have one electron. Their line spectra are identical.
Which statement about alcohols is not correct?
The solution to Chemistry, Are there differences between having electron-donating groups and electron-withdrawing groups
Suppose 8.26 g of solid Mg(OH)2 is added to 36.1 mL of 0.488 M H2SO4 solution. What will the concentration of Mg2+ be when all of the acid has been neutralized. How many grams of Mg(OH)2 will not have dissolved.
A solution of glyceraldehyde, C3H6O3, has a density of 1.15 g/mL, and a mass percentage of 28.1% glyceraldhyde at 25 deg C. (molar mass = 90.078g/mol)
125 mole of oxygen gas is added to carbon in a .25L container. The mixture equilibriates at 500K. Calculate the equilibrium concentration of carbon monoxide, knowing that K=.086 at 500K.
What is the difference in water solubilities of fumaric and maleic acid? Which one is more water soluble?
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