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What differences are noticed when a acid or base is added to distilled water as compared to the buffer solutions?
HCl + NaOH = NaCl + H2O If 200 mL of a .20 M HCl solution is consumed in the above reaction, how many grams of each product would be produced.
What volume o CO gas is produced by the following reaction at 240K and 1 atm pressure? Use ideal gas law for this gas
Use the Boltzmann equation to calculate the excited-state and ground-state population ratios for HCl: N(v=1)/N(v=0). The fundamental vibrational frequency of HCl occurs at 2885 cm-1.
Draw the chemical structure of an aldohexopyranose and a ketohexofuranose.
Sodium azide (NaN3) is sometimes added to water to kill bacteria. Calculate the concentration of all species in a 0.010 M solution of NaN3. The Ka value for hydrazoic acid (HN3) is 1.9 * 10-5.
Explain why a single Slater determinant is not exact for a system with more than one electron.
A copper wire (density = 8.96 g/cm3) has a diameter of 0.49 mm. If a sample of this copper wire has a mass of 11 g, how long is the wire in ft?
Calculate the gas NH3 in ppm over NH4OH solution.The density of the solution is 0.9g/ml and the Commercial concentrated aqueous ammonia is 29%.
What is the final state of the system when the piston has stopped and there is a balance of forces across the piston? Do not neglect the fact that during motion there may be some friction between moving parts. Consider cases in which the piston is..
An athlete wants to acquire red blood cells from a donor with the same blood type. Taking into consideration that blood is composed of three components, plama, red blood cells, and leukocytes. what instrument have used in our lab experiments that ..
A molecule of chlorine dioxide (ClO2) at 25oC has a velocity of 306 m/s. What is the kinetic energy in joules of the molecule at this temperature?
Calculate the total amount of caffeine that can be extracted into three portions of methylene chloride. Caffeine has a distribution coefficient of 4.6, between methylene chloride and water.
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