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A container contains 31.7g of CO2(g). The partial pressure of CO2 is 2.80 atm and the volume of the container is 32.4L. So what is average or root mean square, speed (in m/s) of the CO2 molecules in the container?
500.0 mL of a buffer solution that is 0.601 M in NH3 and 0.358 M in NH4Cl. 500.0 mL of a solution 0.211 M in HCL is added. The final volume is 1.0000 L the Kb value for NH3 is 1.8 x 10^(-5). What is the pH of the final solution?
What is the balanced equation for the combustion of 1-naphthol, C10H7OH, to give CO2 and H2O? Do not include phases.
SO2 present in air can be analyzed by titraion with permangante ions, as described in the equation:
The solubility of Pb(NO3)2 is 55 gramsper 100 g H2O at 20 degrees celcius. Which term would properly describe a soloution where 44 grams of Pb(NO3)2 is added to 100 grams of water at this temperature
Use the particle-in-a-one-dimensional-box model to calculate the longest-wavelength peak in the electronic absorption spectrum
A 5.00-L flask containing 10.0 g I2 is charged with 10.0 g F2, and the reaction proceeds until one of the reagents is completely consumed. After the reaction is complete, the temperature in the flask is125?. What is the partial pressure of IF5 in ..
Which of the following types of radiation is composed of particles with a charge and mass identical to that of an electron?
Air with a stagnation temperature of 700°K is compressed by a normal shock. If the upstream Mach number is 3.0, find the velocity and temperature downstream of the shock, and the entropy change across the shock.
The quality of a two-phase liquid-vapor mixture of H2O at 40Oc with a specific volume of 10m3/Kg is
The enthalpy of vaporization of carbon tetrachloride is +30.0 kJ/mol at its normal boiling temperature of 80.7 K. Calculate the vapor pressure at 100 K
a gaseous reaction occurs at a constant pressure of 30.0 atm and releases 58.0 kj of heat. before the reaction the
154 g of water at 80.0°C are mixed with 78.1 g of water at 23.0°C. If no heat is lost to the surroundings, what is the final temperature of the water. The specific heat of water is 4.184 J/g·°C.
A 35.00 mL solution of 0.2500 M HF is titrated with a standardized 0.1978 M solution of NaOH at 25 C. What is the pH of the HF solution before titrant is added
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