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Explain what is the pH at the equivalence point when 0.10 M HNO3 is utilized to titrate a volume of solution containing 0.30 g of KOH
consider the nitryl cationno2. write all possible lewis structures for this ion. draw the molecule by placing atoms on
what is the sum of ALL the coefficients in the equation?
Dry air contains 20.94% oxygen by lolume. the solubility of oxygen in water at 25 degrees celsius is 0.041 grams per liter of water. how many liters of water would dissolve the oxygen in one liter of dry air ar 25 degrees celcius and 1.00 atm
Be sure to fully explain how your experiment and the resulting data would allow you to determine the wavelength of maximum absorbance for the FeSCN2+ complex.
what volume of methane, measured at STP, must be burned? (ΔH°combustion for CH4 = -891 kJ/mol)
1.00 W electric heater operates for 10 minutes to hear the gas in a cylinder. At the same time, the gas expands from 2.00L to 10.00L against a constant atmospheric pressure of 1.0 atm. What is the change in internal energy in Joules of the gas
what are the units to be for a third order reaction? if time units are in
nitrogen and oxygen form an extensive series of oxides with the general formula nxoy. what is the empirical formula
A bicyclist passes beneath it, traveling in a straight line at the constant speed of 10 m/sec. How fast is the distance between the bicyclist and the balloon increasing 2 seconds later?
an aqueous solution contains 10.6 percent sodium chloride nacl by mass. determine mass of water is contained in 2.8
a calculate the molar concentration of ethanol in an aqueous solution that contains 2.30g of c2h5oh in 3.50l solution.b
Determine the limiting reactant -reaction mixture initially contains no products
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