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The solubility product for ZnOH2 is 3.0x10^- 16. The formation constant for the hydroxo complex, Zn(OH)4 ^2-, is 4.6x 10^17.
A)What is the minimum concentration of OH - required to dissolve 1.5×10-2 mol of Zn(OH)2 in a liter of solution?
Using the following equation: 2AgNO3+MgBr2->2AgBr+Mg(NO3)2 calculate the moles of silver bromide and magnesium nitrate produced by 85 mol of magnesium bromide reacting with silver nitrate.
Suppose that you are climbing a high mountain and the oxygen partial pressure in the air is reduced to 75 torr. Estimate the percentage of the oxygen carrying capacity that will be utilized,
A white powdery solid, and asked to evaluate its purity and to determine whether it might be identical to a given sample of an illegal drug, a white crystalline solid. Clearly explain what you would do, and how you would interpret your results.
in the reaction P4+5O2->2P2O5, how many moles of oxygen are consumed each time 0.500 mole of P2O5 is formed?
How would this affect the calculated Ksp (for Ca(OH)2)? How would this affect the calculted molar solubility of Ca(OH)2
The electron in a hydrogen atom occupies a 6p orbital. What is the longest wavelength of light that can be emitted by this atom? Give answer in nanometres, nm
Describe in details how we can determine the acid dissociation constant Ka for a week acid HA , include the description of the titration method and how determine the Ka from the reaction curve
A sample of 30.0 ml of krypton gas, Kr, is at 756 mm Hg and 25.0 degree celsius. What is the new volume if the pressure is decreased to 325 mm Hg and the temperature is decreased to -12.5 degree celsius?
The temperature of 50g of water was raised to 60 degrees C. by the addition of 4100 joules of heat energy. What was the initial temp. of the water in degrees Celcius?
Ammonium Carbonate, NH4CO2, decomposes as follows: NH4CO2NH2(s) -> 2NH3(g) + CO2(g) Starting with only the solid, it is found that at 40C the total gas pressure is .363 atm. Calculate Kp.
cadmium ion in solution is analyzed by precipitation as the sulfide a yellow compound used as a pigment in everything
If you have a 25 mL solution that contains 47 ug/dL of iron, how many grams of iron must be removed to reach a concentration of 23 ug/dL? How many moles of iron is this
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