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a stock solution containing cobalt ions was prepared by dissolving 393 grams of pure cobalt metal in nitric acid and diluting to a final volume of 8.75 L. Determine the concentration of the stock solution.
Concentrations of Components in an Equilibrium, The following equilibrium process at 686 deg. C. CO2(g) + H2(g) f/r CO(g) + H20 (g)
Carbon is a fascinating element that is capable of forming four covalent bonds.
Meaning, use and calculation of empirical formulas, In this introduction are given the explanation of how to find out an empirical formula if one has found out the chemical elements of an unknown substance and measured their ratio of masses
A 270 mL stock solution contains 0.9 M Ca(CN)2. When 103 mL of the stock solution is diluted to 130 mL, how many moles of CN- ions will be contained in the dilute solution?
How much heat (in kJ}) is evolved in converting 1.00 mol} of steam at 160.0C to ice at -55.0C? The heat capacity of steam is 2.01 {J/gC}} and of ice is 2.09 J/gC}.
A 3.00-liter sample of gas is at 417 Kelvin and 0.65 atmosphere. If the volume is decreased to 1.50 liters and the pressure of the gas is increased to 1.95 atmospheres, what will be the temperature of the sample?
The principal quantum number (n): A. specifies the principal shell of the orbital. B. specifies the subshell of the orbital. C. specifies the 3-D shape of the orbital
What is the formula of the manganese chloride compound produced in the reaction? (Type your answer using the format CO2 for CO2.)
Drag the flask and drop it on the lower half of the burette to connect them. Open the Data window and click on the flask. Click the Pushpin icon in the blue bar of the Data window to lock its display to the flask's contents.
The printed label on a bottle of commercial vinegar states that the acetic acid concentration is 5%. (a) If the manufacturer had reported two significant figures int he concentration, what would the percentage range be so that all values would rou..
What is the equilibrium constant of the formation reaction of ammonia gas at 298.15 K under the conditions that the partial pressures
Determine the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency = 1.3 x 10^15 Hz? Express your answer in Joules
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