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1 ml of 0.1M aluminum nitrate, Al(NO3)3, is added to 1 ml of 6M ammonium hydroxide, NH4OH. What is the balanced net ionic equation?
A trial of this decomposition experiment, using different quantities of reactants than those listed in the question above produced the following data: Volume of O2 produced at room conditions
The mass of a cube of iron is 252 g. Iron has a density of 7.87 g/cm3. What is the mass of a cube of lead that has the same dimensions?
What was the composition of the mixture of Mg and Zn expressed as percent by mass? If the volume of acid used was 100 mL, what were the final molar concentrations of MgSO4 and ZnSO4?
A chemist wants to make 6.0L of a .350M CaCl_2 solution. What mass of CaCl_2 should the chemist use?
Calculate pFe2+ at each of the following points in the titration of 25.00 mL of 0.02075 M Fe2+ by 0.03540 M EDTA at pH 7.00: a) 11.50 mL, b) Ve, c) 19.00 mL.
How many grams of potassium lactate (KC3H5O3) must be added to 114.0 ml of 0.5 M lactic acid in order to prepare a buffer solution at pH 3.1? The pKa of lactic acid is 3.8.
An 85.0g sample of iron requires 954 J of heat to raise its temperature 25.0C. What is the specific heat of the iron?
A voltaic cell is constructed by immersing a strip of silver in a 1.0M AgNO3 solution and a strip of cadmiun metal in a 1.0M Cd(NO3)2 solution. The circuit is completed by a wire and a salt bridge in the usual way. Write the balanced overall cell ..
platinum crystallizes with a face-centered cubic unit cell. the radius of a platinum atom is 139 pm. calculate the
What would be your average speed in cm/s?(c) what would be your time (in minutes:seconds) for 1500m? show your work
equal mass of water and ethylene glycol are mixed. what is the vapor pressure of this mixture at 100.c? the molar
Use ICE table and henderson-hasselbach equation to calculate pH of BUFFER A after your particular volume of acid was added to achieve pH change of 1.0.
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