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What mass of melamine, C3N3(NH2)3 will be obtained from 178.5 kg of urea, Co(NH2)2 if the yield overall reaction is 83%?
Calculate the time it takes to deposit 0.100g of copper from a copper sulphate solution if a 3.50 amp current
Calculate the molality H3PO4 in the solution and Water is the solvent and the molarity of H3PO4 in the solution and the number of ml of the 85% H3PO4 that is required to make 800 ml of 2.00 M H3PO4?
What is the total pressure (Ptot) in the container in torr? What is the partial pressure of argon (Par) in the container in torr?
A solution contains Cr3+ ion and Mg2+ ion. The addition of 1.00 L of 1.55M NaF solution is required to cause the complete precipitation of these ions as CrF3(s) and MgF2(s). The total mass of the precipitate is 50.2g.
Explanation of Ratios, In an unsymmetrical alkene, the boron atom adds predominantly to the least substituted carbon atom. For example, 2-methyl-2-butene gives the products shown below.
Use Hess' Law to show how the titration of acetic acid with sodium hydroxide can be expressed as the combination of two reactions: the acetic acid reacting with water, and the sodium hydroxide reacting with hydronium ion.
How much PV work is done (in kilojoules) and what is the value of deltaE (in kilojoules) for the reaction of 6.50g of acetylene at atmospheric pressure if the volume change is -2.80 L?
The molar heart of neutralization from hydrochloric acid and sodium hydroxide is -57.3 kJ/mol. Use this accepted value to predict the heat evolved during the neutralization of 655mL of 1.00 M hydrochloric acid by 1.00 M sodium hydroxide
what is the intermediate of the photochemical isomerization of (E,E)-2,4-hexadiene to (Z,E)-2,4-hexadiene ? Draw the structure of this nternediate
The procedure instructs you to use a stir bar to mix the solution while adding NaOH. Descirbe any differences in the graph
At 700.°C, the total pressure of the system is found to be 3.45 atm. If the equilibrium constant KP is 1.52, calculate the equilibrium partial pressures of CO2 and CO.
What is the importance of chemistry to agriculture, Write summary of total one page and include references as well.
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