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A saturated solution of PbCO3 contains 0.00033 g PbCO3 in 100. g of water. What is this concentration in partsper million?
A reaction takes place with a mass defect (lost mass) of 0.030kg. How much energy does the correspond to?
The IR Spectra of solid benoic acid and liquid acetic acid are shown below. The OH stretch of a carboxylic acid is normally a broad peak from 3500-2500 cm-1. Explain why acetic acid has a very broad intense and prominent peak in this area but benz..
Using the value of 7.3 kcal/mole for ATP, how many kcal are conserved as ATP from one mole of glucose in each of the following 1.glycolysis
A compound contains only carbon, hydrogen, nitrogen and oxygen. Combustion of 0.314 g of the compound produced 0.426 g CO2, and 0.0620 g H2O
A second sample of this acid weighing 3.00 grams is added to the tirated sample and the pH is 6.60. Calcualte the molar mass of the unknown acid and determine the value of Ka for this acid.
what effect does conjugation (alternating single and double or alternating single and triple bonds) have on the location
write the lewis structure for sef6. what is the general abx structure shape name and molecular
Determine the mass of a mixture of 1.33x10^24 formula units of Sodium sulfate, 1.500 moles of Water and 3.77g of silver chloride?
What phase or phases are present when 250. kJ of energy is removed from this sample? Specific heat capacities:
A quantity of 6.882g of and organic compound is dissolved in water to make 276.0 mL of solution. The solution has an osmotic pressure of 1.43 atm at 27 degree celsius. The analysis of this compound shows that it contains 41.8% C, 4.7% H, 37.3 % O ..
calculate the number of grams of isopropyl alcohol rubbing alcohol c3h8o which must be added to 275 g of water to
Based upon your experiences, suggest what would be the result if we heated a mixture of dichloromethane (bp 39-40 Celcius) and nappthalene (C10H8 with mp 80-82 degrees celcius and bp 218) to 60 degrees celcius
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