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What is the confirmatory test for acid radical(so42-)
If the heat capacity of the calorimeter was 25 J/C, what would the change in enthalpy (delta H rxn) for this reaction be
Explain at what pressure water could be bottled at to produce the same concentration of oxygen as the life 02 water. The henry's constant for oxygen is k= 1.0 x 10-3 Matm-1
An air stream's humidity is increased by combining it with a stream of water as shown below (hr stands for relative humidity). The water evaporates and increases the moisture content of the air stream. Determine the mass flow rate of stream B
Problem- What mass of potassium hydrogen sulfate is required to make 300. mL of a solution with a pH of 2.76. (The Ka of HSO4 Ka = 0.012.)
a saturated solution of which of the following substances in water would be the bestnbspconductor of electricity?1.
4NH3 + 5O2 yields 4NO + 6H2O Given 1.50g of NH3 reacts with 2.75g of O2 which is the limiting reactant?
A compound containing only carbon, hydrogen and oxygen was analyzed by combustion analysis. Combustion of a 10.68g sample of the compound in excess oxygen gives 16.01g CO2 and 4.37g H2O.
Upon isolation of the product it appears to be optically inactive. Explain what must have happened mechanistically. If your goal is to synthesize (S)-2-iodobutane, how might you modify the experiment to ensure that you do so in your next attempt
a cook wants to heat 1.37 of water from 27.0 to 100.0 .if he uses the combustion of natural gas which is exothermic to
the dissolution of 5.25g of a substance in 565g of benzene at 298k raises the boiling point by 0.6225 deg celsius. note
In the boron trifluoride etherate-catalyzed reaction of acetic anhydride and salicylic acid to produce acetylsalicylic acid, or aspirin, anhydrous conditions prevail. So, what serves as the base, as water cannot?
Problem- How many liters of H2 would be formed at 750mm Hg and 12?C if 20.0g of zinc was allowed to react
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