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The weak acid, hypochlorous acid HClO, has a Ka= 3.0x10-5.
A buffer is prepared by dissolving 10.0 g of NaClO and 10.0 g of HClO in enough water to make 0.500 L of solution. What is the pH of this solution?
Alpha terpene, C10H16, is a pleasant-smelling hydrocarbon that has been isolated from oil of marjoram. On hydrogenation over a palladium catalyst, alpha terpene reacts with two molar equivalents of H2 to yield a hydrocarbon C10H20
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?
Make the following assumptions in your calculation; at normal filling conditions, the densities of engine coolant and water are 1.11 g/mL and 0.998 g/mL respectively. Assume that the engine coolant is pure ethylene glycol (HOCH2CH2OH), which is no..
what specific property of diethyl ether is exploited here and why is it important to prevent the overheating of the reaction mixture?
A certain automobile of mass 1635 kg travels on a German autobahn at 157 km·h-1. What is the wavelength of the automobile?
The reactant concentration in a first order reaction was 5.50x10^-2 M after 40.0s and 1.60x10^-3 M after 100s. What is the rate constant for this reaction
the equation of line determined from a Beers law plot is y=0.195x+0.4, what is the resistance of an unknown water sample if the assumed concentration is 1.8ppm. please show your work.
1.0 M aqueous solutions of the following substances are prepared. Which one would you expect to have the lowest electrical conductivity
Air bags are activated when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. This causes sodium azide (NaN3) to decompose explosively according to the following reaction.
the brown gas no2 and the colorless gas n2o4 exist in equilibrium 2no2 lt----gt n2o4. in an experiment 0.625 mole of
What is the internal energy change for the gas? Give your answer in joules (J), accurate to three significant figures.
Write the balanced chemical equation for the neutralization reaction that occurs when an aqueous solution of nitric acid (HNO3) is mixed with an aqueous solution of sodium hydroxide (NaOH).
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