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One-dimensional infinite potential well has A particle in the state n=1 . determine the probability of particle would be located in the range 0.5a less than or =, x less than or = 0.75a (width of the well=a) wave function Ψn=(2/a)^1/2 sin(n 180 x/a
Silver element has 2 naturally occurring isotopic form as 109Ag and 107Ag,with average atomic mass = 107.868 amu. Compute the atomic mass of 109Ag if natural abundance of 107Ag is 51.87% & atomic mass =106.905 amu.
0.80 g of hydrogen chloride (HCl) is dissolved in water to make 5.5 L of solution. What is the pH of the resulting hydrochloric acid solution?
A certain acid HX is dissolved in water to make a 0.10M solution. At equilibrium, the concentration of X^- ions is 1.0 x 10^-5 M. The Pka of HX is approximately?
A 20.0 mL sample of gastric juice was taken from a patient suspected of having hypochloridia (low stomach acid). The sample was taken several hours after a meal so there was no ingested food or drink
Explain why the C=C stretching mode gives rise to a rather weak IR band in 1-methylcyclohexane
Suppose you have a glass tube which is 1 m long and 2.5 cm in diameter. Concentrated HCl acid is placed at one end of the tube and concentrated NH3 solution is placed at the other end.
the solubility product constant for MgF2 is 6.4 × 10-9. How many grams of MgF2 will dissolve in 150 mL of H2O at 25°C?
The equation for the line in the graph is y= .83x + 0.1226. I do not know if I use this equation or the beer's law
34.62 mL sample of .1510 molar NaOH was needed to completely neutralize 50 mL of an H2SO4 solution. what is the concentration of the origional sulfuric acid solution?
Some athletes have as little as 3.00 body fat. If such a person has a body mass of 45.0 , how many of body fat does that person have
The following series of reactions was done on a monosaccharide. Predict the structure of the monosaccharide based on the structure of the product
Write the structural formula for each of the following compounds.
How do you calculate the rate of change of absorbance per minute over the first 3 minutes to get units, U/ml, total units and percent recovery?
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