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What is a an unknown liquid substance that is insoluable in water and soluable in cyclohexane and ethyl alcohol with a boiling point at 58 degrees celcius at 670 mm hg?
Ethanol (C2H5OH) can be used as a combustible fuel. If ethanol has a density of 0.789 g/cm^3, what volume (in mL) of ethanol is needed to produce 24.1 L of carbon dioxide gas through complete combustion at a total pressure of 1.20 atm and 2210. K
The rate law of a given reaction is rate=k[reactant]^2, with k=2.64 x 10^-4 M-1min-1. If the initial concentration is 0.0250 M, what is the initial rate?
How much 0.230M KOH is required to completely neutralize 55.0mL of 0.220M HClO4
what was the original total concentration of cesium and the corresponding radioactivity in Ci/L?
What mass of salicylic acid is needed to produce one extra strenght tablet of aspirin if the reaction has 60% yield. Please show work and correct sig figs.
Hydrogen and nitrogen react to form ammonia, NH3. Calculate the mass of NH3 produced from the reaction of 14 g N2 and 1.0 g H2.
Bromocresol green, Ka = 2.0x10^-5, is yellow in its protonated form (HX) and blue in its ionized form (X^-). At what pH will bromocresol green be a perfect green color
Can you please help me identify an acid from a base. What are the steps in identifying it by looking at a molecule. For example why is TiCl4 considered an acid
104. a 50.0 ml sample of 2.0 times 10-4 m cuno3 is added to 50.0 ml of 4.0 m nacn. the formation constant of the
a strong acid is generally used to catalyze the fischer esterification of carboxylic acids. what two steps in the
The pH of a solution of ammonia, NH3, is measured at equilibrium and found to be 11.48. Given that Kb for NH3 is 1.8 X 10?5, what was the initial (before equilibrium) concentration of NH3
A balloon is inflated to a volume of 8.3 L on a day when the atmospheric pressure is 652 mm Hg. The next day, as a storm front arrives, the atmospheric pressure drops to 620 mm Hg
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