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Question- a) What is the mathematical equation that relates absorbance and concentration? Define each symbol.
b) How are A and %T related mathematically?
c) What must be done to the asprin after it is dissolved before it can be analyzed spectrophotometrically?
Answer all three questions and provide required steps
A sample of hydrogen gas collected at STP occupies a volume of 31.6 L. How many moles of gas does the sample contain? answer in mol please
Predict whether the following compounds will undergo the benzoin condensation, faster, slower than benzaldehyde, or give no reaction
It takes 245 kJ/mol to eject electrons from a certain metal surface. What is the longest wavelength of light (nm) that can be used to eject electrons from the surface of this metal via the photoelectric effect?
The two methods used to analyze the coordination compound of nickel (II) Ion, Ammonia, and Chloride ion were a. Percipitation and titration b. Evaporation and condensation
A hypothetical reaction X + 2Y ® Products is found to be first order in X and second order in Y. What are the units of k, the specific rate constant, if reaction rate is expressed in units of moles per liter per second? A) M•s-1 B) M-2•s-1 C) M-3•..
Why is a vapor unlikely to behave as an ideal gas near temperature at which vapor would liquefy?
diethyl ether is a volatile organic compound. the vapor pressur of diethyl ether is 401 mmhg at 18 degrees c and th hat
sunlight with a wavelength greater than 240nm. What is the energy available for the dissociation of molecular oxygen at 200nm?
According to Charles's law, for a fixed quantity of gas at constant pressure, which of the given quantities is constant
calculate the values of E, G, and Keq for each of the following reactions at 298k. a) Sn + 2Ag^+ = Sn^2+ + 2Ag b) Cl2 + 2I^- = 2Cl^- +I2
suppose that 0.90 grams of water condenses on a 75.0 grams of block of iron that is initially at 20 degrees celcius.
Calculate the heat energy released when 13.4 g of liquid mercury at 25.00 ^degree C is converted to solid mercury at its melting point. Please explain in detail & answer in kJ
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