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If 24.60 mL of a standard 0.3871 M NaOH solution is required to neutralize 43.87 mL of H2SO4, what is the molarity of the acid solution?
Octane has a density of 0.692 g/ml at 20 degrees celsius . How many grams of O2 are required to burn 16.0 gallons of C8H18 ?
What is the molarity of hydrogen ion in the above sulfuric acid solution if you assume the sulfuric acid ionizes completely? the above sulfuric acid solution is 0.07 M.
calculate total heat in (J) needed to convert 0.333 mol of gaseous ethanol at 300 degress celsius and 1 atm to liquid ethanol at 25 degress celsius and 1 atm
The lengths of chemical bonds in H2 and in other compounds formed from hydrogen isotops is about .74 x 10^-10 m. Estimate the bond length in molecules where the muon replaces the electron.
In what ways might the one(s) that does (do) not have a metabolic energy source (caffeine) provide the perception of increased energy after consumption?
Calculate the final Celsius temperature of hydrogen chloride gas if 0.500 L at 35°C and 0.950 atm is heated
25.75 mL NaOh solution was used to titrate 20.00 ml of 0.4992 M oxalic acid solution. What is the molarity of NaOH solution
Propane gas (C3H8) is used as a fuel in rural areas. How many liters of C02are formed at STP by the complete combustion of the propane in a container with a volume of 15.0 L
Starting with needed alkanes, alkenes and inorganic regrets, devise syntheses for the following compounds. Yout method should produce each compound in good yield and free of isomers.
A 45.9-mL sample of gas in a cylinder is warmed from 22 C to 80 C. What is its volume at the final temperature? (Assume constant pressure.)
A baseball weighs 5.17oz . What is the kinetic energy in joules of this baseball when it is thrown by a major-league pitcher at 91.0mph. By what factor will the kinetic energy change if the speed of the baseball is decreased to 55 {\rm mph}
What mass of melamine will be obtained from 168 kg of urea if the yield of the overall reaction is 79.0%
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