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What mass of solid sodium formate (of MW 68.01)must be added to 115 mL of 0.57 mol/L formic acid (HCOOH) to make a buffer solution having a pH of 4.16? Ka = 0.00018 for HCOOH.
Determine the mass of silver chloride is produced from 75.0 grams silver nitrate
An unknown gas effuses at a rate of 86.6 mol/hr. Under similar conditions, I2 effuses at a rate of 30.4 mol/hr. What is the molar mass of the compound.
how many grams of nickel would be electroplated by passing a constant current of 7.2 A through a solution of NiSO4 for 90 minutes.
Considering the given equation 2 C8H18 + 25 O2 --> 16 CO2 + 18 H2O in which The combustion of octane produces carbon dioxide and water , determine the mass of water.
Determine the molarity of a saturated aqueous solution of NaI formed as 25degree celsius assuming that the added NaI does not add significantly to the volume of the water?
If 0.088 moles of sulfuric acid is mixed with water to make 411 mililiter of solution, what is the molarity of H+.
The Clean Air Act mandates that certain metropolitan areas must add oxygenates to the gasoline that is sold in that area. What is the reason that oxygenates are added to gasoline?
what is the molar mass of a gaseous element that Effuses through an opening of a box 1.12 times as fast as argon at the same temperature.
A certain type of sugar dissolves in water, but the solution created does not conduct electricity. Therefore, the sugar does not form ions when dissolved in solution.
high boiling point are obtained now you need to identify the limiting reagent and compute the percent yield of nitrobenzene
Compute the number of moles of sodium hydroxide ( NaOH ) in 23.75cm 3 of 0.150moldm -3
A foul-smelling gas produced by the reaction of with was collected, and a 1.00 sample was found to have a mass of 1.52 at STP. What would be the formula.
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