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When maleic acid is heated to about 100C it forms maleic anhydride.however fumaric acid requires a much higher temperature (250-300C) before it dehydrates.in addition it forms only maleic anhydride.explain
Analysis of corrosion mechanisms and preventative measures
The following data were obtained for the determination of iron in serum by a spectrophotometeic method. Assuming the validity of Beer's Law for the experiment calcualte the concentration of iron in serum
Determine how many grams of carbon dioxide will be present in the equilibrium mixture? Considering the given equations CO(g) + H 2 O(g) CO 2 (g) + H 2 (g) if it is given =K c = 23.2
Given Radon has a density of 9.73 g/L, How many cubic Nanometers of radon would you need if you wanted 43.780g of radon?
A sample of 2.376 g ether (The compound known as diethyl ether [(C2H5)2O], commonly referred to as ether, contains carbon, hydrogen, and oxygen) was combusted in an oxygen rich environment to produce 2.887 g of H2O (g) and 5.643 g of CO2 (g).
How much CH4, in grams, is needed to produce 50.0 grams of CHCl3?
A zero-order reaction has a constant rate of 3.20×10-4 . If after 60.0 seconds the concentration has dropped to 6.50×10-2 , what was the initial concentration?
2.0 moles of a nonelectrolyte solute are added to 1.0 kg of an unknown solvent. The freezing point is depressed by 7.9 K. Calculate the molal freezing point constant (Kf?) for this solvent.
Calcium carbide, CaC2, reacts with water to form acetylene. CaC2(s) + 2 H2O(l) C2H2(g) + Ca(OH)2(s) How many grams of water are needed to react with 473 g of calcium carbide?
If 1.50g (NH4)2SO4 is dissolved in enough water to form 250 ml of solution, what is the molarity of the solution.
identify the functional group; and 3) and discuss general key chemical properties of the chemical that a fire, environmental, health or safety personnel should know.
If it takes 66.8 min for the concentration of a reactant to drop to 20.0% of its initial value in a first-order reaction, what is the rate constant for the reaction in the units min-1?
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