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Analyzed individually, two solutes have retention times of 17 s and 21 s with peak widths at half-maximum (w1/2) of 1.9 s and 2.8 s, respectively. If the two solutes are analyzed together, what would be the resolution on the resulting chromatogram?
What volume of each of the following acids will react completely with 50.31 mL of 0.146 M NaOH?
The half-life of the radioactive isotope bismuth-210 is 5.01 days. How many days will it take for the mass of a sample of bismuth-210 to decay from 56.4 milligrams to 14.1 milligrams
What would be the number of ions present in a solution of an electrolyte if the freezing point is lowered to -5.1 degree celsuis. given that a non-electrolyte of the same concentration as the electrolyte lowers the freezing point of the same to a ..
How much heat is required to warm 223 g of ice from -45.3°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C, boil the water, and heat the steam to 173.0°C?
the density of a given solid and liquid k are 992.6 kg m-3 and 933.4 kg m-3of molar mass 147.2 gmol at its normal
If you start with 0.048 M I2 at this temperature, how much will remain after 5.29 s assuming that the iodine atoms do not recombine to form I2 _ M
The resolution limit of a microscope is approximately equal to the wavelength of light used in producing the image. Electron microscopes utilize an electron beam in place of photons to produce much higher resolution images, about 0.22 nm in modern..
Write an equation for the process that corresponds to the electron affinity of the Mg+ ion. Express your answer as a chemical equation.
According to the following reaction, how many moles of ammonium nitrate are necessary to form 0.625 moles water
Methanol (CH4O), which is used as a fuel in high-performance racing cars, burns in the presence of O2 to form CO2 and H2O. The molar masses for all substances are given under the balance equation.
A 23.7-g sample of ethylene glycol, a car radiator coolant, loses 906 J of heat. What was the initial temperature of the ethylene glycol if the final temperature is 32.5 degrees Celsius (c of ethylene glycol=2.42 J/g*K)
Suppose a scientist repeats the Millikan oil-drop experiment but reports the charges on the drops using an unusual (and imaginary) unit called the warmomb (wa).
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