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Part A - What volume of 2.25M HCl in liters is needed to react completely (with nothing left over) with 0.250L of 0.300M Na2CO3?Express your answer numerically in liters. Part B - A 571-mL sample of unknown solution reacts completely with Na2CO3 to form 15.1g CO2. What was the concentration of the HCl solution? Express the molar concentration numerically.
Calculate the volume of carbon dioxide at 20.0C and .950 atm produced from the complete combustion of 2.50 kg of methane. Compare your result with the volume of CO2 produced from the complete combustion of 2.50kg of propane (C3H8)
suppose 45.0g of water at 85 C is added to 105.0 g of ice at 0 C. The molar heat of fusion of water is 6.01 kJ/mol, and teh specific heat if water is 4.18 J/g C. on this basis of these data (a) what will be the final temperature of the mixture and..
what is the energy of light that is emittted by one iron atom during its decay from an excited state to a ground state
an evacuated empty 276 ml glass bulb weighs 129.6375 g. filled with an unknown gas the bulb weighs 130.0318 g.
draw a series of titration curves for the titration of a strong base with anbsp strong acid where the concentration of
What is the absolute pressure in a lake 90.00 meters under water (? = 1.00 g/mL) when the atmospheric pressure is 101.325 kPa?
The molar heat capacity of a compound with the formula C2H6SO is 88.0 J/mol-K. what is the specific heat of this substance.
Tell me if an induced current would exist, if you had a coil and a magnetic field that both were in motion at the same time.
What data would you plot in order to use the Nernst equation to determine the concentration of an unknown solution of ions?
Calculate the pH of a 0.36 M solution of NaHSO4. If solid Na2CO3 is added to a solution of NaHSO4, what reaction occurs between the CO32- and HSO4. ions
A radiometric dating technique uses the decay of U-238 to Pb-206 (the half-life for this process is 4.5 billion years) to determine the age of the oldest rocks on Earth and by implication the age of Earth itself The oldest uranium-containing rocks..
We are titrating 27.00 mL of 0.2501 M hypobromous acid (HOBr, Ka = 2.000x10?9) with 0.5200 M LiOH. What is the pH at the equivalence point
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