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Suppose that 35.55 mL of permanganate solution is required to titrate 1.2055 grams of iron ammonium sulfate hexahydrate. calculate the concentration of the permanganate solution.
A solution of 1-pentanol and butanoic acid in ether is shaken with aqueous sodium bicarbonate (NaHCO3) solution. Which of the following correctly describes the major organic contents of the two solutions? Can you explain the answer you chose
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 5.90 MJ of energy (in the form of heat) if the temperature of the sodium is not increase by more than 10.0 degrees Celsius
Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the C^14 has decayed to 1/16.0 of the original amount. How long ago was this plant alive. Express your answer numerically in years.
Lakes that have been acidified by acid rain can be neutralized by liming, the addition of limestone (CaCO3 ). How much limestone in kilograms is required to completely neutralize a 3.8 x109 lake with a pH of 5.5.
the mass of an average blueberry is 0.78 g and the mass of an automobile is 2100 kg. find the number of automobiles
how to interpret hnmr spectra of 1-naphthol, why are the signals that occur more upfeild occuring more up feild. and likewise why are the signals occuring more downfield occuring downfield?
The normal boiling and freezing points of substance X are 87.3 K and 84.0 K respectively. The triple point is at 82.7 K and 0.68 atmosphere. a. Draw a phase diagram for substance X. Label the regions in which the s,l, and g phases are stable.
The vapor pressure and enthalpy of vaporization of an unknown substance are measured to be 204.2 torr and 28.8 kJ/mol, respectively at room temperature (298.15 K). Estimate the normal boiling point of the substance at an atmospheric pressure of 76..
The volume of 350. mL of gas at 25°C is decreased to 135 mL at constant pressure. What is the final temperature of the gas?
What is a balaced equation for the precipitation of aspirin from a sodium acetylsalicylate solution by hcl
Given that the ionization energy of gaseous potassium is 419 kJ mol -1, calculate the lattice energy of potassium chloride.
Calculate the volume of 50 wt% NaOH solution needed to be diluted to 1 liter in order to make 1 liter of 0.1 M NaOH. Assume the density of 50 wt% NaOH is 1.5 grams of solution per mL of solution.
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