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Add the angular wave function for a 2s electron of Carbon to that of a 2py electron of the same carbon atom. Subtract one from the other. In what direction do the functions point? What orbitals are "left" unused on the C atom?
what volume of 3M sulphuric acid is required to neutralize all of the C 7 H 5 NaO 3 and the excess sodium hydroxide present after the initial reaction? Determine how much H 2 SO 4 was in excess?
A scientists places 4.00 moles of Argon, Ar (g) and 2.00 moles of Helium, He (g) into a flask at the temperature of 298 Kelvin and measures the pressure to be 3.00 atm. calculate the pressure due to Helium gas?
What is the heat change of H 2 O If the final temperature of the mixture = 25 degree celsius?
Write the expression for the equilibrium constant, Kb, for methylamine also compute the molar concentration of OH- in the 50.0 mL sample of the CH 3 NH 2 solution.
Garlic smell is easily noticable due to the compound that is responsible for this is Allicin , when we analysed this compaound and find out molecular formula of molar mass= 486 grams
Determine the calculated pH of the solution if initially there is 2.0mL of CH3COOH at an initial concentration of 0.89M and 0.80mL of 1.0M Hydrochloric Acid is combined.
Determine the concentration of a solution prepared by diluting 25.0 milliliters of a 12 molar HCl solution with H2O until the final volume is 2.50 x 10² milliliters.
Determine how much concentrated solution can you take to form 1.15 Litres of 0.105M Nitric acid by mixing with H 2 O?
The solution density = 1.013 g/mL and suppose that the density of pure water =1.00 g/mL. Determine the molality of this solution?
Build and elucidate a prototype model, Use your model to recommend a schedule of the burning and, if necessary buying, fuels, Use your model and its results to offer.
Compute the amount of heat evolved in the oxidation of 32.0 grams of Fe at the temperature 25 oC and pressure 1 atm pressure ( ΔHfo(Fe 2 O 3 ,s) = -824kJ/mol)
By Solving this problem student is able to understand how to calculate theoretical and percent yields in an experiment - determine theoretical and percent yields for this experiment.
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