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What is pH scale?
Celsius the initial concentration of the three gases are.3M H 2 S,.3H 2 and .150 S 2 you just need to determine the equilibrium concentrations of all these given 3 gases?
a solution containing 3.47mm x analyte and 1.72 mm s standard gave peak areas of 3473 and 10222 respectively in a
Problem- We learned that iron pipes can form rust very easily. In the initial reaction, iron metal interacts with O2 and H?+ to form an iron cation and water.
Question- Calculate the vibrational contribution to the heat capacity and the total heat capacity for the following molecules (harmonic vibrational frequencies given)
The solubility of ammonium chloride at 70C is 60g of solute per 100g of water. What solution would be saturated at 70C
The addition of solid NaSO4 to an aqueous solution in equilibrium with solid BaSO4 will cause what? Ksp at 20 degrees C of BaSO4(s) = 1.5 x10^-9
what we observed that 1.00 mole Hydrogen, 1.00 mol Iodine and 1.00 mole hydrogen iodide are introduced into a container of capacity 1.00-L. compute the concentrations of each species if equilibrium is reached?
How many grams of calcium phosphate are theoretically produced if we start with 3.40 moles of Ca(NO3)2 and 2.40 moles of Li3PO4? Reaction: Ca(NO3)2 + Li3PO4 --> LiNO3 + Ca3(PO4)2
When 0.0017 moles of a weak acid are dissolved in enough water to make 0.500 L, the pH of the resulting solution is 5.97. Calculate Ka.
what mass of limestone is required to remove all the sulfur dioxide formed by the combustion of 7.5 104 kg of coal that is 0.33 mass % sulfur?
The decomposition of DDT is a first order process with a half-life of 56.0 days.
If the energy levels of hydrogen like one-electron ions of atomic number Z differ from those of hydrogen by a factor of Z^2. Forecast the wavelength of the 2s--->1s transition in He+.
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