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Calculate the concentration of Iron(II) ions in a solution that contains 0.10M Fe(NO3)2 and 1.00M NaCN.
Fe2+ + 6CN- --> Fe(Cn)6 4- , kf = 1.0X10^35
A fixed quantity of gas at 24 C exhibits a pressure of 745 torr and occupies a volume of 4.40 L. Use Boyle's law to calculate the volume the gas will occupy if the pressure is increased to 1.88 atm while the temperature is held constant.
What is the pH at the equivalence point for the titration of 0.20 M HCl with 0.20 M NH3?
A snack pack of potato chips holds 28 grams of chips. Based on your data, how much fat is present in a snack pack? In such a bag of chips, there are about 15 grams of carbohydrate and about 1 gram of protein.
A 14.31 g sample of hydrated magnesium sulfate (MgSO3• x H2O) is heated to remove the water of crystallization and 6.99 g of anhydrous magnesium sulfate (MgSO4) remains.
What is the limiting reagent in the reduction of C10H16O with NaBH4 assuming you initiate it with.1 g of sodium borohydride and .1 g of camphor?
After doing some analysis, the probe determines that the gas pocket contains an element that has an ionization energy of I= 1350 Kj/mol
How much heat is required to vaporize 351 g of liquid ethanol at its boiling point.
A gaseous system undergoes a change in temperature and volume. What is the entropy change for a particle in this system if the final number of microstates is 0.617 times that of the initial number of microstates?
The aqueous solution was subsequently treated with an excess of AgNO3 solution and the AgCl precipitated was collected and weighed. its mass was 2.022 grams of AgCl.
A stream of humid air containing 1.00 mole% H2O(v) and the balance dry air is to be humidified to a water content of 10.0 mole% H2O. For this purpose, liquid water is fed through a flow meter and evaporated into the air stream. The flow meter, R, ..
Twenty-five mL of 0.150 M hydrofluoric acid, HF, is titrated with 0.100 M potassium hydroxide. What is the pH of the acid initially (before any base is added)?
the required removal or conversion of A is 90%. If the rate constant, K, is 0.35hr-1, what is the required residence time in hours for the batch reactor?
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