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Carbonic acid (H2CO3) is a diprotic acid with
Ka1 = 4.2×10^-7 and Ka2 = 4.8×10^-11.
The ion product for water is Kw = 1.0 x10^-14.
What is the [H3O+] concentration in saturated carbonic acid solution that is 0.037 molar?
When hydrochloric acid of 200 mL was mixed to a small piece of CaCO3 in the same calorimeter, the temperature increased by 4.25 degree celsius. determine the heat output for this reaction?
The first order rate constant for decomposition of an insecticide in the environment is 3.43x10^-2 d^-2. How long does it take for the concentration of insecticide to drop to 1/10 of its initial value
Rank the following carbonyl-containing compounds in order of reactivity towards nucleophilic acyl substitution. Rank them going from the most reactive, to the least reactive
How many molecules of carbon dioxide are produced when 130 molecules of acetylene (HCCH) to react in excess oxygen produce carbon dioxide and water
Electromagnetic radiation with a wavelength of 665 nm appears as orange light to the human eye. The energy of one photon of this light
You need to dissolve CaCl2 in water to make a mixture that is 30.5% calcium chloride by mass. If the total mass of the mixture is 726.7 g, what masses of CaCl2 and water should be used
A reaction with the activation energy Ea= 166.00 kJ/mol, has a rate constant k = 3.900 x 102 at 329.00 Kelvin. Determine the rate constant when the temperature is changed to 693.00 Kelvin. R = 8.314 J K-1mol-1
If 26.96 mL of a standard 0.1650 M NaOH solution is required to neutralize 27.37 mL of H2SO4, what is the molarity of the acid solution
A 7.8 gram solid sample of carbon dioxide is placed in a 4.0 liter container at 27 degrees C. The container already contains air at 740 torr. Explain what would be the partial pressure of carbon dioxide also the total pressure in the container aft..
The flue gases after that pass through a heat exchanger from which they emerge at 50°C. Per mole of methane, explain how much heat is lost from the furnace and how much heat is transferred in the heat exchanger
How many grams of water are required to process the CO2 from one day's electrical production at the Kingston Steam Plant. How much oxygen is produced by this process
Why is this isolation so difficult? Please explain using the isoelectric point and the effect PH will have on the structure of your product
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