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Explain which is the best acid to use in the preparation of a buffer with pH = 9.3?Option-
NH2OH (Kb = 9.1 x 10^-9)
CH3NH2 (Kb = 3.7 x 10^-4)
NH3 (Kb = 1.8 x 10^-5)
C6H5NH2 (Kb = 4.3 x 10^-10)
Define the first step in preparation of the metal lead from its ore is to roast the galena ore to make lead oxide
Perform a steady-state examination on the 3-step reaction mechanism below. Presume that both ozone and atomic oxygen are in a steady state as well as derive an expression for the ratio of [NO3]/[NO].
How much 0.230M KOH is required to completely neutralize 55.0mL of 0.220M HClO4
c) how many grams of sodium nitride are required to inflate an air bag with nitrogen gas to a volume of 46.0 Liters at 298k and 1.0atm d) How would the amount of sodium nitride change if the same airbag were to inflate at ta much higher elevation?..
While properly prepared, maple syrup will boil at a temperature 4.0 degree Celsius higher than pure water. Compute the final pressure that would need to be applied to the maple sap solution in order to remove the majority of the water by reverse o..
Calculate your quantities of starting materials requaired in order to obtain a yield of 0.5 g of aspirin (acetylsalicylic acid). Reaction: Salicylic acid + Acetic anhydride --> acetylsalicylic acid + acetic acid
consider the reaction : 3A (g) + 2B (g) = 4 C (g) a ) determine the expression for the rate of the reaction with respect to each of the reactants and products
How many grams of sodium chloride should be used in compounding the following prescription round to two decimal points.
magnesium ions can be precipitated from seawater by the addition of sodium hydroxide.how much sodium hydroxide in grams
One of the significant factors responsible for geologic evolution (esp. erosion) is the pressure developed by the freezing of water trapped in with this space in rock formations.
Calculate the pH after 0.020 mol of NaOH is added to 1.00 L of a solution consisting of 0.100 M HONH2 and 0.100 M HONH3Cl
A student weighed out 1.54 of KHP. How many moles of NaOH will react with this KHP sample
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