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Write chemical equations and corresponding equilibrium expressions for each of the three ionization steps of phosphoric acid.
A.) Write chemical equations for first ionization step of phosphoric acid. H3PO4(aq)+H2O(l) <--> H3O+(aq) + H2PO4^- (aq)
B.) Write chemical equations for second ionization step of phosphoric acid.
C.) Write chemical equations for third ionization step of phosphoric acid.
What wavelength of light would be absorbed in raising an electron from the second level to the third level.
A solution of ammonia and water contains 4.50×1025 water molecules and 5.30×1024 ammonia molecules. How many total hydrogen atoms are in this solution?
Express your answer to three significant figures and include the appropriate units. 0.037 Correct Part B What pressure is required to achieve a concentration of 7.10×10?2 at 20?
Derive a frequency response curve for a low-pass RC filter in which R= 2.5 kohms and C = 0.015 F. Cover a range of (Vp)0/(Vp)1 of 0.00I
The importance of the hydroxyl radical in reacting with and eliminating many atmospheric pollutants. However, the hydroxyl radical does not clean up everything.
What is the expected vapor pressure when 58.9 g of hexane (C6H14) is mixed with 44.0 g of benzene (C6H6) at 60.0 °C? Given
A sample of CO2 gas at 795 torr is cooled from 25°C until the new pressure is 125 torr. Calculate the new temperature of the gas.
When the following reaction is balanced in acid solution using the lowest possible whole number coefficients, the coefficient of Cl2(aq) will be: Cl-(aq) + MnO4-(aq) ---> Cl2(aq) + Mn2+(aq)
The volume of the container is 2 ft 3 .Calculate the volume of gas in the container?
Calculate the heat of the reaction. (Use the equation Q = s . m .?T where s is the specific heat, m is the mass of solution and ?T is the change in temperature)
Deduce the numerical value of x in the formula Mo(CO)x. Explain the rationale for your chosen value of x.
What is the mass in grams of 2.75 moles of CH4, How many moles are in 365 grams of K2SO4.
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