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The solubility of Carbon dioxide in H2O at the temperature of twenty five degree Celsius and Pressure of CO2 = 1 atm = 0.034 mol/L. determine water solubility under normal atmospheric conditions (assuming that Carbon dioxide obeys Henry's law?)
Combustion of 2.80 g of this compound produced 5.59 g of CO2 and 2.29 g of H2O. What is the empirical formula of the unknown compound?
what would be the effect on the pH of adding 1 gram of sodium oxalate to the original buffer
the density of aluminum is 2.7 g/cm cubed, if the volume of this object is 12ml, what is the mass of the grams?
Write a balanced the rmochemical equation for the reaction with an energy term in kJ as part of the equation.
Find the velocity of an electron emitted by a metal whose threshold frequency is 2.47 x 10^14 s^-1 when it is exposed to visible light of wavelength 5.02 x 10^-7 m
The element M forms the chloride MCl4 containing 75.0% Cl by mass. What is the atomic weight of M?
How many moles of H2SO4 must be present to react completely with the NaOH delivered from the buret.
Calculate change in heat when 18.80 g of water vapor steam at 100 C condenses to liquid water and then cools to 20.5. the molar heat capacity of water is 75.3 J/ (mol x C). Delta Hvap= 40.67 KJ/mol.
Two liters of a buffered solution are created from .55 M HC3H5O3 (Ka= 1.3 E-4) and .45 M NaC3H5O3. what is the pH of the solution?
aluminum burns in bromine producing aluminum bromide. in a laboratory 6.0 g of aluminum reacts with excess bromine.
4-chloro-1,4-dimethylhexanol is treated with heat, please show products
A solution is prepared by adding 60.0 mL of 0.060 M HBr to 180.0 mL of 0.70 M HI. Calculate the concentrations of all species in this solution. HBr and HI are both considered strong acids
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